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Gravity Assist

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

Gravity Assist: Season 5 Trailer – What’s Your Gravity Assist?
Season 5Episode 28Jun 17, 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.

Season 5Episode 27May 20, 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.

Season 5Episode 26May 13, 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.

Season 5Episode 25Apr 22, 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.