53 episodes

Dr. Jim Green, NASA's director of planetary science, takes you on a guided tour of the solar system and beyond.

Gravity Assist NASA

    • Science
    • 4.6, 312 Ratings

Dr. Jim Green, NASA's director of planetary science, takes you on a guided tour of the solar system and beyond.

    Gravity Assist: She Protects Other Planets from Our Germs

    Gravity Assist: She Protects Other Planets from Our Germs

    As we explore Mars and other places in the solar system that might have life, scientists who work in Planetary Protection are busy making sure that we don’t contaminate them.

    Gravity Assist: If They Call, Will We Listen? The Search for Technosignatures

    Gravity Assist: If They Call, Will We Listen? The Search for Technosignatures

    Jason Wright, professor of astronomy and astrophysics at Penn State, has been thinking about the different technosignatures we could pick up using the telescopes we already have, and the telescopes that we could develop in the future.

    Gravity Assist: Where are the Goldilocks Stars? With Giada Arney

    Gravity Assist: Where are the Goldilocks Stars? With Giada Arney

    Giada Arney, astrophysicist at NASA’s Goddard Space Flight Center, is looking at the potential for K stars to host habitable worlds. Learn about how stars affect planetary environments and why complex life on early Earth was impossible.

    Gravity Assist: Puffy Planets, Powerful Telescopes, with Knicole Colon

    Gravity Assist: Puffy Planets, Powerful Telescopes, with Knicole Colon

    NASA astrophysicist Knicole Colon describes her work on the Kepler, Hubble, TESS and Webb missions, and takes us on a tour of some of her favorite planets.

    Gravity Assist: Is Our Solar System Weird? With Shawn Domagal-Goldman

    Gravity Assist: Is Our Solar System Weird? With Shawn Domagal-Goldman

    We now know there are more planets than stars in the galaxy. Many of them are very different from ours. How would we know if any of them had life? Shawn Domagal-Goldman, astrobiologist at NASA’s Goddard Space Flight Center, discusses these strange and wondrous worlds beyond our Sun.

    Gravity Assist: There’s Life Under Ice in Antarctica. How About Mars?

    Gravity Assist: There’s Life Under Ice in Antarctica. How About Mars?

    From diving in Antarctica’s ice-covered lakes to exploring Mexico’s Cave of the Crystals, NASA astrobiologist Chris McKay has been searching for life in a wide variety of extreme environments on Earth.

Customer Reviews

4.6 out of 5
312 Ratings

312 Ratings

ZuniThor ,

Thank you NASA!

I listen to a lot of science and space podcasts. This is my favorite pure-space based podcast. Always educational, and focused on a single well defined subject for each episode. Excellent!

Lance LeFevre ,

Such a great podcast

This is the best podcast for space science. Awesome topics and very very good questions answered. Pure science. Just try it

EonArt1 ,

Gravity Assist is...

Gravity Assust is turning into my gravity assust‼️💫
Jim Greens on point questions and remarkable guests captivate like no other podcast . ♾’ inspiring - BRAVO!
I’ve been sharing it with everyone who might who may connect with great joy & knowledge shared amplifies the impact & hoy.
Keep on - Jim.
Also kudos to Mars PA - Well done.

EON

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