Gravity Assist

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NASA’s interplanetary talk show, hosted by former Chief Scientist Jim Green, introduces you to space professionals working to take exploration into the future.

12-08-2022

Season 5, Episode 32: Finale: Thanks for All the Gravity Assists

On the Gravity Assist podcast we have interviewed dozens of scientists, engineers, and others dedicated to the mission of NASA space exploration. After five years, the show is coming to a close. Here are some final thoughts and episode highlights from the podcast team.

24 min
29-07-2022

Season 5, Episode 31: Meet a Webb Scientist Who Looks Back in Time

The James Webb Space Telescope awed the world on July 12 with its first images and data. And it’s just getting started with its exploration of the cosmos. Dr. John Mather, the observatory’s senior project scientist, has been working toward this milestone for more than 25 years.

28 min
08-07-2022

Season 5, Ep. 30: Gravity Assist: How We Make Webb (and Hubble) Images

The world will get a first glimpse of the universe as never before when the first images from the James Webb Space Telescope come out on July 12. And this is only the beginning — the telescope will deliver all kinds of insights about galaxies, planets, and more, for years to come.

18 min
01-07-2022

Gravity Assist: It’s Raining Diamonds on These Planets

Uranus and Neptune are two of the many exciting and mysterious objects in our universe that the James Webb Space Telescope will soon begin to explore. Learn more about these planets and the Webb telescope’s upcoming observations from astrophysicist Naomi Rowe-Gurney, our guest on this week’s Gravity Assist.

22 min
17-06-2022

Season 5, Episode 28: This is What Mars Sounds Like, with Nina Lanza

With two microphones aboard the Perseverance rover, we can listen to Mars from its surface like never before. In addition to hearing how wind sounds on Mars, we can also listen to Perseverance driving on the surface, the Ingenuity helicopter flying nearby, and more.

22 min
20-05-2022

Season 5, Episode 27: What Will We Eat on Mars?

Astronauts on the International Space Station have been conducting experiments to grow food, including peppers and radishes. Christina Johnson, a NASA postdoc fellow at NASA's Kennedy Space Center in Florida, has been working on a variety of techniques to grow food in space. Learn what she thinks about the future of growing food beyond our planet.

25 min
13-05-2022

Season 5, Episode 26: How to Grow Food on the Moon

Space botanists are working on strategies to grow crops on the lunar surface, as NASA makes strides toward sending astronauts to the Moon through the Artemis program.

21 min
22-04-2022

Season 5,Episode 25: Walking on Broken Ice, with Catherine Walker

An ice shelf collapsed in East Antarctica in March 2022, concerning scientists who track melting glaciers, sea level rise, and other effects of climate change.

23 min

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NASA’s interplanetary talk show, hosted by former Chief Scientist Jim Green, introduces you to space professionals working to take exploration into the future.