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闽ICP备号-7&&QQ交流群: 业务合作QQ:新加坡Spacepod@SG太空胶囊旅馆 (Spacepod@SG) - Agoda 网上最低价格保证，即时订房服务
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Hear stories about the alien moons orbiting our Sun, of cold stars, and the future of space exploration.
Every week, scientist Dr. Carrie Nugent chats about an amazing part of our universe with an expert guest. Spacepod is the podcast that gives you an inside look into space exploration. Learn more: http://listentospacepod.com
儿童适宜126: Supercities of the Universe with Dr. Connor
Dr. Tom Connor stops by the show to talk about massive galaxy clusters and the CLASH project. We talk about naturally occurring gravitational &telescopes& that allow us to see even farther into space, and Dr. Connor makes some fun analogies to cupcakes
儿童适宜125: Oceans, oceans everywhere with Dr. Keane
Dr. James Tuttle Keane discusses why Pluto probably has a huge underground ocean. To make this discovery, he used images of Pluto taken by the New Horizons spacecraft, computer simulations, and good old-fashioned pen and paper.
儿童适宜123: Our favorite planet's future with Dr. Marvel
To celebrate Earth Day, Dr. Kate Marvel talks about models of Earth's climate. She compares many models to learn more about the way our climate works, and how it might change in the future. She also offers advice for those of us who may feel overwhelmed
儿童适宜122: How to make a comet with Dr. Michel
Dr. Patrick Michel talks about comet 67P/Churyumov–Gerasimenko, which was visited by the Rosetta spacecraft. This comet's shape was puzzling. It looked like it had survived a collision, but how could a fragile icy comet survive a high-energy impact?
儿童适宜121: Solar storms with Dr. Janvier
Dr. Miho Janvier talks about her work studying solar storms, and tells us about the ways these storms have impacted humans in the past. She explains why they are challenging to model and says why she's interested in &garbage& data from planetary mission
儿童适宜120: Archeology for everyone with Chase Childs
Chase Childs tells us about satellite remote sensing. He explains how near-infrared images can expose underground structures, and why plant health is of surprising interest to archeologists. He also talks about GlobalXplorer, and some of the site's powe
儿童适宜119: Archeology from space with Dr. Parcak
Dr. Sarah Parcak explains how she uses satellite images to locate archeological sites, and how it's her job to be a detective, piecing together clues to uncover the past. She also talks about GlobalXplorer, a non-profit that lets everyone be a space arc
儿童适宜118: The stuff between the stars with Dr. Rich
Dr. Jeff Rich returns to the show to talk about the interstellar medium— all the rocks, dust, and particles that exist between the stars. After some beer, we end up talking about black holes and how Jeff studies nearby galaxies to learn about the earl
儿童适宜117: Guardians of (a very small part of) the galaxy with Dr. Fast
Dr. Kelly Fast tells us about the Planetary Defense Coordination Office, which finds asteroids before they find us. She talks about a recent exercise involving the tiny asteroid 2012 TC4, where asteroid hunters across the world coordinated to observe th
儿童适宜116: Extraterrestrial Seismology with Dr. Panning
Dr. Mark Panning tells us all about “earthquakes” on other worlds. He talks about the InSight mission to Mars, which carries a seismometer to detect Marsquakes. He also explains how a seismometer on Europa could teach us about the interior of that i
儿童适宜115: Detector detective with Mario Cabrera
Mario Cabrera tells us about the specialized detectors used in professional telescopes. He talks about how he’s helping to develop new detectors that don’t require coolant and provide more science for less money. He talks about the ways a detector i
儿童适宜114: The densest stuff in the universe slamming together at the speed of light with Dr. Kanner
Dr. Jonah Kanner talks about LIGO’s spectacular detection of two neutron stars merging together. This merger was not only detected by gravitational wave detectors in the US and Europe, it was also seen by many telescopes across the world and in space.
儿童适宜113: Belt and suspenders spacecraft with Julie Webster
Cassini’s spacecraft operations team manager, Julie Webster, stops by the show to reflect on Cassini. We chat about the time Cassini dove through Titan’s atmosphere, how Julie monitored thousands of channels of telemetry at once, and how she’s hap
儿童适宜112: Cassini Family with Dr. Cable
Dr Morgan Cable returns to the show to chat about the end of the Cassini Mission. We find solace in the fact that there’s still a tiny bit of Cassini in orbit around Saturn. Dr. Cable also describes Cassini’s discovery of hydrogen, “the easiest fo
儿童适宜111: Dust hazard with Dr. Throop
Sagan Prize winner Dr. Henry Throop tells us how scientists look for micron-sized dust that’s millions of miles away to protect the New Horizons spacecraft. This search involves computer modeling, occultation observations, and plenty of teamwork.
儿童适宜110: 492 roughly hexagonal mirrors with Dr. Liu
Dr. Fengchuan Liu talks to us about an international project, the Thirty Meter Telescope (TMT). He describes the telescope, it's many mirrors, and how he helps manage such a complex project.
儿童适宜109: To attack that darkness once again with Dr. Hunt
Dr. Cindy Hunt returns to the show to talk about the upcoming 100th anniversary of the 100 inch Hooker Telescope on Mount Wilson. She explains why this telescope looks like a battleship and tells us how it “completely upended our understanding of the
儿童适宜108: End of mission blues with Dr. Storrie-Lombardi
Dr. Lisa Storrie-Lombardi returns to the show to discuss NuSTAR, Spitzer, and what it feels like to end a mission you’ve been working on for decades. Cassini’s Grand Finale has us reflecting on the upcoming demise of the Spitzer Space Telescope.
儿童适宜107: Loose rocks and soft bots with Dr. McMahon
Professor Jay McMahon stops by the show to explain the YORP effect and how it changes asteroid spins and shapes. He also describes his NASA Institute for Advanced Concepts (NIAC) project that is investigating the use of soft robots to explore rubble-pil
儿童适宜106: Sample the mantle with Dr. Peterson
Dr. Mary Peterson tells us about basaltic glasses from the Galapagos Islands, and why they might have originated deep within the Earth’s mantle. She also describes her lab work, which involves cool lab coats, security badges, and meticulous sorting of
儿童适宜105: Tectonic fabric with Dr. Donnellan
Dr. Andrea Donnellan stops by the show to talk about GeoGateway, a website that combines different datasets to help geologists. She explains how rocks move like silly putty, and recounts the time a lone cloud masqueraded as tectonic motion.
Bonus music
儿童适宜104: Occultation vacation with Dr. Kramer
Dr. Emily Kramer stops by the show to try some tea and talk about her trip to South Africa to observe the next New Horizons target, 2014 MU69. She was one of several astronomers and planetary scientists who flew to other countries to watch this object p
儿童适宜103: Meteor showers and “broom stars” with Dr. Ye
Dr. Quan-Zhi Ye tries an unusual frappuccino and explains how meteor showers are related to comets. He tells the story of how he became interested in comets and asteroids, and fills us in on some of his recent research.
儿童适宜102: A thrilling tale of discovery with Dr. Christiansen
Dr. Jessie Christiansen returns to the show to talk about newly discovered exoplanets! She explains why this planetary system was devilishly difficult to observe with ground-based telescopes, and how one of the planets poses a puzzle.
儿童适宜101: The best geologist on Mars with Dr. Francis
Dr. Raymond Francis talks about a rock-vaporizing laser and the software that controls it. He describes how he and colleagues programmed a computer to make choices like a geologist would, allowing the Curiosity rover to do more science on Mars.
儿童适宜100: The gauntlet is thrown- explain the ammonia! with Dr. Ehlmann
Dr. Bethany Ehlmann returns to talk about Ceres. She tells us what certain types of silicates have in common with phyllo dough, and explains how traces of ammonia on Ceres hint at unusual history for this dwarf planet.
儿童适宜99: Photons from exoplanets with Dr. Meshkat
Dr. Tiffany Meshkat describes direct imaging of exoplanets, which astronomers have used to discover enormous, young planets. She also talks about WFIRST, a mission under development that would be able to find and characterize exoplanets.
儿童适宜98: A place on Earth as dry as Mars with Dr. Azua-Bustos
Dr. Armando Azua-Bustos talks about how he discovered the driest place on Earth— a region in the Atacama Desert not far from where he grew up. He explains how he collects and studies microbial life that live in these extremely dry regions.
儿童适宜97: If a glacier falls in a fjord… with Dr. Koppes
Dr. Michele Koppes stops by to talk about her glacier research on planet Earth. She describes how a melting glacier triggered a staggeringly large landslide in 2015, and how glaciers can match even humans in their ability to transform the landscape.
儿童适宜96: Vega, dust, and a giant inflatable bumblebee with Dr. Ciardi
Dr. David Ciardi talks about Vega, a bright star that’s “been a part of human lore forever.” Dr. Ciardi and his colleagues discovered that Vega has a nearby ring of dust, implying the presence of planets. He also describes an encounter with a gian
儿童适宜95: Asteroid hunting software with John Dailey
John Dailey explains how he uses his software engineering skills to discover asteroids at IPAC/Caltech. He helps solve problems inherent to working with astronomical data, such as the challenge of reading in and out huge volumes of data from hard drives
儿童适宜94: Seven hundred new craters on Mars with Dr. Daubar
Dr. Ingrid Daubar stops by to talk about HiRISE, a camera on a Mars-orbiting spacecraft that takes amazing images of the Martian surface. She explains how she uses these images to search for fresh craters, and how you (yes you!) suggest areas to image!
儿童适宜93: Companionable Jupiters with Marta Bryan
Marta Bryan shares her new results on exoplanets! She explains how she tested a theory of hot jupiter formation, and how she figured out that planet rotation rates are likely set early on in the planet’s lifetime.
儿童适宜92: When there’s dust there’s planets with Dr. Patel
Dr. Rahul Patel describes his search for undiscovered disks of dust around other stars. He explains how looking for fainter and fainter debris disks may bring us closer to discovering a planetary system similar to our own.
儿童适宜91: Tectonic hazard on Phobos with Dr. Curren
Dr. Ivy Curren talks about Mars’ moon Phobos, and how grooves on its surface indicate that the interior may be fractured. This small, mysterious moon is covered in faults, making it a dicey place for future missions to land.
儿童适宜90: The universe is full of water with Dr. Paladini
Dr Roberta Paladini talks about the space-based Herschel Space Observatory, which was the largest infrared telescope ever launched. It looked at the sky in the far infrared, and discovered an abundance of water in star-forming regions.
儿童适宜89: Underwater Flying Objects with Prof. Thompson
Dr. Andy Thompson explains how he uses robotic ocean gliders to learn about our planet. He tells us how ocean water interacts with the atmosphere, and how parcels of water can preserve information about that interaction for thousands of years.
儿童适宜Bonus episode: I wrote a book!
As part of the 2016 TED Fellows class, I got to meet cool people and I got to talk about asteroids. My TED talk is now online on www.TED.com (check it out!) and the companion book, “Asteroid Hunters”, by me, is now available in the US, UK, Canada, A
儿童适宜88: Designing earthquake alarms with Dr. Burkett
Dr. Erin Burkett tells us what prairie dog research has to do with an earthquake early alarm system. She also talks about how to motivate people to prepare for earthquakes, and emphasizes the importance of storytelling in science communication.
儿童适宜87: Visions of interstellar travel with Dr. Hurt
Dr. Robert Hurt returns to the show to talk about artistic depictions of interstellar travel. We discuss the images of the seven-planet TRAPPIST-1 system he and Tim Pyle created— images that graced the cover of Nature and the front page of the New Yor
儿童适宜86: Celestial cinematography with Dr. Kasliwal
Professor Mansi Kasliwal talks about the GROWTH project, which uses international teamwork to watch astronomical events around the clock. An individual observer is thwarted by sunrise, but together, an international team can continuously monitor superno
儿童适宜85: Risk, hazard, and threat: the importance of language with Dr. Billings
Dr Linda Billings talks about the importance of clear communication across the expert/non-expert boundary. She describes the difference between the words “risk”, “hazard” and “threat,” as applied to near-Earth objects and gives advice to sci
儿童适宜84: Saturn’s siren song with Dr. Burton
Dr. Marcia Burton stops by the show to talk about radio waves from Saturn, as measured by the Cassini Spacecraft. We listen to some audio clips, and she explains why it is so difficult to measure the length of Saturn’s day.
儿童适宜83: Why we archive with Dr. Rebull
Dr. Luisa Rebull explains why it is vital to archive astronomical images. NASA archives, such as the ones at IPAC, are accessible everyone on Earth at no cost. Luisa also describes how you can take a tour through archived data via the Dustier, Messier,
儿童适宜81: The era of precision astronomy with Dr. Rich
Dr Jeff Rich stops by the show to talk about variable stars. Some variable stars change brightness dramatically over several hours, and certain types can be used to measure distances. Jeff also explains what it’s like to propose for, and get, time on
儿童适宜80: Places where people can have adventures with Br. Consolmagno
Brother Guy Consolmagno shares a Coke and talks about the Vatican Observatory, a discovery that got him in trouble with the Voyager team, and why being next to a dairy farm was convenient when he wanted to measure the properties of meteorites.
儿童适宜79: LIGO’s high quality (factor) fibers with Dr. Robertson
Dr. Norna Robertson shares a drink from her home country and talks about a specific part of LIGO. She explains that LIGO’s eighty-pound mirrors are suspended by four, incredibly thin, silica fibers that were developed just for this project.
儿童适宜76: Mars’ teenage robot with Dr. Fraeman
Dr. Abby Fraeman returns to the show to talk about Opportunity, the rover that won’t quit. Along with its sister rover, Spirit, Opportunity has discovered Mars rocks that could have only formed in the presence of water.
儿童适宜75: Looking for trouble with Eric Rice
Eric Rice talks about systems engineering and we drink what turns out to be the most disgusting beverage yet. He talks about what it is like to control a spacecraft, and explains why predicting what can go wrong with a spacecraft is a lot simpler than p
儿童适宜74: Asteroid families with Dr. Masiero
Dr. Joe Masiero returns to the podcast to talk about asteroid families, which are groups of asteroids that astronomers think are fragments from ancient collisions. He describes how he identifies these families, and how this work can help us understand h
儿童适宜73: Earthquake early warning systems with Dr. Weiser
Dr Debbie Weiser explains the importance of building an early warning system in the US before a major earthquake hits. Even a few seconds warning is enough to stop elevators, pause surgery, and give peace of mind to everyday folks experiencing aftershoc
儿童适宜72: Perturbing the Earth with Dr. Weiser
Dr. Debbie Weiser talks about human-made earthquakes on my favorite planet, Earth. She explains how seismologists try to distinguish between natural earthquakes and those caused by human activity, and why the earliest seismometers in California were ins
儿童适宜71: Rovers on an asteroid with Dr. Takir
Dr. Driss Takir stops by the show. He explains how he looks for water that’s molecularly bound up in the rocks on asteroids. He also tells us about the Hayabusa-2 mission, which will put rovers on the the surface of asteroid Ryugu.
儿童适宜70: Every crater tells a story with Dr. Scully
Dr Jennifer Scully talks about the geology of Ceres and Vesta, two large asteroids in the main belt that have been visited by NASA’s DAWN mission. She’s talks about the experience of getting to know each and every crater, and why the first images fr
儿童适宜69: Pinging passing asteroids with Dr. Naidu
Dr. Shantanu Naidu tells us about planetary radar. Using large telescopes in California and Puerto Rico, he bounces radio waves off of asteroids and “listens” for the return signal. With this technique, he’s discovered moons on several asteroids.
儿童适宜68: Building a new instrument with Dr Hosseini
Dr. Sona Hosseini talks about spectroscopy, a technique that allows scientists to determine what celestial bodies are made of. She’s developing new spectrometer that will allow her to look at an entire planet, or comet, all at once.
儿童适宜67: The most ambitious measurement ever made, with Dr. Reitze (Part 2)
Dr. Dave Reitze, the
Executive Director of LIGO, talks about how each source of noise at LIGO must be meticulously accounted for— from wolves howling, to tidal flexing of the Earth’s surface, to the motion of the atoms in the observatory’s mirror
儿童适宜66: The most ambitious measurement ever made, with Dr. Reitze (Part 1)
Dr. Dave Reitze, the
Executive Director of the Laser Interferometer Gravitational-wave Observatory (LIGO) talks about the extraordinary detection of gravitational waves earlier this year, and the incredible engineering that made it possible.
儿童适宜65: Black holes don’t suck with Dr. Gorjian
Dr. Varoujan Gorjian thoroughly debunks a misconception he hates— the idea that black holes suck. Find out what would happen to the Earth if our Sun was suddenly replaced with a black hole of the same mass, and why is is so challenging to send a probe
儿童适宜64: Hubble’s Tuning Fork with Dr. Seidel
Dr. Marja Seidel stops by the show to talk about galaxy evolution. She also talks about a unique outreach effort she co-founded, called Cielo y Tierra, that shares science with remote communities.
儿童适宜63: Deciphering dark matter with Dr. Benson
Dr. Andrew Benson talks about dark matter, the mysterious stuff that makes up most of the mass of the universe. Andrew explains how we can learn about dark matter, even though we don’t yet know what it is.
儿童适宜62: Exoplanets and the fate of Earth with Dr. Schlaufman
Dr. Kevin Schlaufman tells us about exoplanets that orbit around their stars in an unusual manner. He also explains what his research says about the Earth’s fate when our sun dies, billions of years from now.
儿童适宜61: Catching a photonic breeze with Dr. Betts
Dr. Betts talks about LightSail, an exciting mission to test new technology from The Planetary Society. This is a special joint episode with The Orbital Mechanics podcast.
儿童适宜60: Data you can see, touch, and lick with Dr. Hunt
Dr. Cynthia Hunt talks about the Carnegie Observatories’ astronomical glass plate collection. The Carnegie collection includes historic plates that recorded the moments astronomers made groundbreaking discoveries.
儿童适宜59: Where the universe was discovered with Dr. Mulchaey
Director Dr. John Mulchaey stops by the show to talk about the history and future of the Carnegie O the place “where the universe was discovered”. This episode is the first of a series on current research at Carnegie.
儿童适宜58: The case of the missing Moon ice with Dr. Siegler
Dr. Matt Siegler talks about ice on the Moon, and what it can tell us about the Moon’s past. He also tells us about an experiment that uses astronaut-collected lunar soil.
儿童适宜57: Voyaging to the edge of the Solar System with Suzy Dodd
Project Manager Suzy Dodd tells us about the continuing missions of the Voyager spacecraft. These spacecraft are still collecting unique and valuable data, and Suzy explains how engineers hack the spacecraft to extend their lifespan.
儿童适宜56: Fiction Science with Mika McKinnon
Master of Disaster Mika McKinnon talks about how she injected real science into the sci-fi series “Stargate”. We discuss how she balanced accuracy and entertainment, and how she influenced the way scientists were portrayed on that show.
儿童适宜55: Space is a team effort with Jan Chodas
Jan Chodas stops by the show to talk about her experience working on several pioneering NASA missions, including Galileo, Cassini, the Spirit and Opportunity rovers, and Juno.
儿童适宜54: The granite planet with Dr. Economos
Professor Rita Economos talks about her research into magma on Earth. She recounts some of the adventures she’s had searching for rocks, and explains why Earth’s volcanoes appear to be unique in the solar system.
儿童适宜53: How big? How far? How fast? with Dr. Beaton
Dr. Rachael Beaton and I try “Grass Jelly Drink” and talk about one of the major fundamental const the Hubble Constant. She explains what it is and why she and her colleagues are trying to measure it better than it ever has been
儿童适宜52: Eternal sunshine of the Galactic Center with Dr. Ramirez
Dr. Solange Ramirez visits the show to talk galaxies, supermassive black holes, and the gravity that ties them together.
儿童适宜51: When Mars was the “Pink Planet” with Dr. Smith
Dr. Issac Smith visits the show to talk about one of Mars’ a time when most of the planet was covered in ice. He talks about how he made this discovery by looking at the layers of ice deposited on the planet’s North pole.
儿童适宜50: Ganymede and Iapetus with Dr. Singer
Returning guest Dr. Kelsi Singer talks about two of the icy moons of our solar system, Ganymede and Iapetus. She talks about the types of craters we see on their surfaces, and what they can teach us about the moons themselves.
儿童适宜49: Every known object in the Solar System with Jon Giorgini
Jon talks about JPL’s Horizons, an amazing, publicly available system that keeps track of every known object in the solar system. Planets, moons, asteroids, spacecraft, you name it: over 715,000 in total. We discuss how this system is used by engineer
儿童适宜48: Threading an asteroid through the eye of a keyhole with Dr. Chodas
This week’s guest is Dr Paul Chodas, who directs JPL’s Center for Near-Earth Object Studies. He explains how predicting where an asteroid is going can get complicated when the asteroid gets close to a planet. He also talks about an app that lets you
儿童适宜47: Punching an asteroid with Dr. Walsh
Dr. Kevin Walsh visits the show to talk about a new NASA mission that will launch later this year: OSIRIS REx! This spacecraft will visit an asteroid, grab a bit of surface material, and return the material to Earth for further study. Dr. Walsh talks ab
儿童适宜46: Spacecraft no bigger than a breadbox with Dr. Asphaug
Professor Erik Asphaug stops by the show to discuss AOSAT-1, a tiny spacecraft that will contain experiments to study the surface of asteroids. AOSAT-1 will rotate once every minute, creating a force inside that exactly mimics gravity on an asteroid. We
儿童适宜45: A glimpse of the Pluto system with Dr. Ennico Smith
Dr. Kimberly Ennico Smith, New Horizons deputy project scientist, stops by the show to talk about the new data currently being transmitted to Earth, what it’s like to work on this mission, and the violent past of Pluto’s moon Charon.
儿童适宜44: Atmospheres in our solar system with Dr. Soto
Dr. Alejandro Soto visits the show to talk about the different atmospheres found on planets and moons in our solar system. We talk about wind on Mars, the opening scene of The Martian, Pluto’s thin atmosphere, and what it is like on Saturn’s moon Ti
儿童适宜43: The Ice Giants with Dr. Soderlund
Dr. Krista Soderlund talks about the ice giants, Uranus and Neptune. She tells us about their unusual rings and moons, and how studying them can teach us about exoplanets.
儿童适宜42: Finding exoplanets with Dr. Christiansen
Dr. Christiansen stops by the show to talk about exoplanets and the Kepler Space Telescope. We share an Australian beverage and she explains how astronomers look for exoplanets, and how the discovery of “hot Jupiters” was a huge surprise to astronom
儿童适宜41: The last of the “great observatories” with Dr. Storrie-Lombardi
Dr. Lisa Storrie-Lombardi talks about the Spitzer Space Telescope. She tells us how Spitzer made the first observation of light from a planet outside our solar system. She also describes how engineers are constantly innovating, letting Spitzer make bett
儿童适宜40: Keeping an eye on asteroids with Dr. Yeomans
Dr. Don Yeomans, head of JPL’s Near-Earth Object office until his recent retirement, describes how the field of asteroid discovery has changed over the decades. He recalls
when early data indicated that asteroid Apophis had a small chance of hitting
儿童适宜39: A day in the life of a Mars rover with Dr. Litchtenberg
Dr. Kimberly Litchtenburg explains what it is like to explore Mars with the Curiosity rover. It involves daily discussions with scientists, careful programming, and sometimes, fantastic discoveries, like the discovery of a stream bed that once had enoug
儿童适宜38: Mysterious icy travelers with Dr. Fernández
Professor Yan Fernández tells us about several baffling comets, including one comet that has a nearly circular path around the sun. He also talks about comet Hale Bopp, which we’ve got to study now, because it won’t return to our part of the solar
儿童适宜37: Exploring Pluto with Dr. Singer
Dr. Kelsi Singer and I drink an unusual beverage while she shares some of the incredible discoveries that she and the New Horizons team are making. We also discuss a contentious issue— should Pluto be called a planet?
儿童适宜36: Using artwork to explain the Universe with Dr. Hurt
Dr. Robert Hurt stops by the podcast to talk about his job making visuals to explain complicated astronomical concepts. We chat about multiverses, gravitational waves, and Cameron Diaz’s love for NASA.
儿童适宜35: Geology at a distance with Dr. Rivkin
Dr Andy Rivkin and I drink gin and tonics, and Andy explains what spectroscopy is and what it can teach us about minerals on asteroids. He also describes what it’s like to use some of the world’s most powerful telescopes.
儿童适宜34: Keeping track of asteroids with Dr. Sphar
Dr. Tim Sphar, CEO of NEO Sciences and former director of the Minor Planet Center, stops by the show to talk about how asteroids are cataloged and monitored. He also talks about his experience the day tiny asteroid 2008 TC3 impacted Earth.
儿童适宜33: Why do we look for water when we look for life? With Dr. Cable
Dr Cable returns to the show to talk about why scientists often assume that water is needed to sustain life. She explains why most life, like us, likely is carbon-based, and talks about where she’d look for lifeforms beyond our planet.
儿童适宜32: How to build a planet with Dr. Kretke
Dr. Katherine Kretke investigates how planets are formed with computer models. Her new research had a surprising result— that pebbles play a key role in forming terrestrial planets like Earth and Mars.
儿童适宜31: If we could put Mars in a bottle… with Paulo Younse
Paulo Younse has spent over 5 years studying hermetic seals for tubes. But these aren’t just any tubes— there the tubes that will travel to Mars and carry rocks back to Earth. He describes the challenges of designing the perfect tubes for this ambit
儿童适宜30: Space weathering with Dr. Kaluna
Dr. Heather Kaluna talks about space weathering, which changes the surfaces of the moon, asteroids, and Mercury. She studies space weathering in a laboratory, where she can reproduce hundreds of millions of years of weathering in just forty minutes.
儿童适宜29: Keeping the James Webb Space Telescope cool with Dr. Stone
The James Webb Space Telescope is the biggest astronomy project in the world right now. It’s an amazingly complex robot, and some of its sensors need to be kept cool. Dr Kris Stone talks about the cooling system, and how it will be tested during the l
儿童适宜28: Building experiments for the International Space Station with Dr. White
Dr. Lauren White talks about designing and building instruments for the International Space Station (ISS). She shares a secret about designing instruments for the outside of the space station, and also talks about being the first American to command a l
儿童适宜26: Old, volatile, and gassy: Why comets would make unpleasant but interesting dinner guests with Dr. Bauer
Dr. James &Gerbs& Bauer talks about comets, the icy dirtballs (or dirty iceballs) that orbit the Sun. We talk about the ancient Egyptian term for comets, why you probably shouldn't eat a comet, and an exciting new discovery made by the NEOWISE team.
儿童适宜25: Why couldn't New Horizons orbit Pluto?
The New Horizons mission revealed Pluto's jaw-dropping vistas and geophysical mysteries. One listener wanted to know why the spacecraft didn't go into orbit around Pluto. Tom Spilker, interplanetary travel expert, tells us the answer.
儿童适宜24: Engineering the Galileo Probe, Pt 2.
In part 2, engineers who worked on the Galileo probe discuss what it was like when the probe entered Jupiter's atmosphere. This episode includes a bonus story about Pioneer Venus.
儿童适宜23: Engineering the Galileo Probe, Pt 1.
Celebrating the 20th anniversary of the successful deployment of a probe into Jupiter's atmosphere, this episode is a series of interviews with the engineers who worked on this challenging, historic mission.
儿童适宜22: Merging galaxies with Dr. Privon
Dr. George Privon talks about what galaxies are and what happens when two galaxies merge.
儿童适宜21: The fascinating, hidden world of isotopes in water with Dr. Dan Petrizzo
Dr. Dan Petrizzo explains what isotopes are, and what isotopes in water can tell scientists about ancient climates. He also explains how he made Mars rocks in the lab.
儿童适宜20: Tuning in to comet radio stations with Prof. Lovell
Professor Amy Lovell talks about listening in on radio waves coming from comets, as well as the particular challenges of using the world's biggest radio telescopes.
儿童适宜19: Where to land on Mars, and where to look for Martian microbes with Prof. Ehlmann
Professor Bethany Ehlmann discusses how to pick a landing site for NASA's next Mars rover, Mars 2020. Over a particularly good beer, we also cover looking for life on Mars, and she answers the thorny question: why look for life on Mars, which has little
儿童适宜18: Pluto’s big mystery with Dr. Buratti
Dr Bonnie Buratti talks about Pluto's big mystery: What is the source of energy that is causing all the active geology seen by New Horizons?
儿童适宜17: Landslides on Mars with Dr. Watkins
Dr. Jessica Watkins talks about enormous landslides on Mars that are millions of years old.
儿童适宜16: The strange surfaces of asteroids with Dr. Busch
Dr. Michael Busch talks about the strange, low gravity surfaces of asteroids, and the challenges a visiting astronaut might face.
儿童适宜15: Finding Europa in our Antarctic backyard with Dr. Schmidt
Dr. Britney Schmidt tells us about how she can learn about they icy, watery moon Europa by exploring giant Antarctic ice shelves with submarines.
儿童适宜14: We are all made of star stuff... or are we? With Dr. Rich
Dr Jeff Rich talks about where elements come from, and the famous phrase, &We are all made of star stuff&.
儿童适宜13: Cassini explores Saturn and its moons with Dr. Spilker
Dr. Linda Spilker discusses the Cassini S what it looks like, what it has discovered, and plans for the conclusion of the mission.
儿童适宜12: Exploring planets from your living room with Emily Lakdawalla
Emily Lakdawalla talks about UnmannedSpaceflight.com, a place where everyday people explore the solar system by processing images from robotic spacecraft.
儿童适宜11: How many asteroids are out there? With Dr. Mainzer
Dr. Amy Mainzer discusses how she and her team calculated how many asteroids are out in space, waiting to be discovered.
儿童适宜10: Craters on the moon with Dr. Cohen
Dr. Barbara Cohen discusses craters on our moon, and how they will be explored by a new NASA mission called Lunar Flashlight.
儿童适宜9: NASA high jinks with Dr. Paddack
Dr Paddack, one of the discoverers of the YORP effect, tells some funny stories from his time at NASA.
儿童适宜8: Accessible asteroids with Brent Barbee
Brent Barbee discusses how he figures out which asteroids astronauts could fly to, and the fun of solving problems using computers.
儿童适宜7: Exploring Mercury with Dr. Chabot
Dr. Nancy Chabot tells us about the MESSENGER mission, which explored the closest planet to the sun.
儿童适宜6: Hubble sees a collision with Rob Landis
Rob Landis talks about operating the Hubble Space Telescope, and the time he had a front-row seat to a dramatic interplanetary collision.
儿童适宜5: The coldest stars with Dr. Kirkpatrick
Dr. Kirkpatrick talks about stars so cold you could touch them without getting burned.
儿童适宜4: LADEE explores the moon with Dr. Noble
Dr. Sarah Noble talks about the LADEE mission and an epiphany she had in graduate school.
儿童适宜3: The moons of Mars with Dr. Fraeman
Dr. Abby Fraeman talks about Phobos and Deimos, the mysterious moons of Mars.
儿童适宜2: Polarized light with Dr. Masiero
Dr. Joseph Masiero talks about the &secret& property of light, and how astronomers use it to learn about exoplanets and asteroids.
儿童适宜1: Titan's Lakes with Dr. Cable
On this week's episode, Dr. Morgan Cable of NASA's Jet Propulsion Laboratory talks about Saturn's moon Titan, and how she creates mini Titan lakes in her laboratory.
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