Gravity Assist

Latest Episodes:

Season 3, Episode 14: The Moon's Holy GRAIL Dec 10, 2019

Show notes

Recent maps of the Moon's gravity have taught us a lot about its overall shape, and have been invaluable for lunar exploration. Maria Zuber, principal investigator of the Gravity Recovery and Interior Laboratory (GRAIL) mission, reflects on the twin spacecraft and their implications for future investigations.

Season 3, Episode 13: The Moon Quakes! With Walter Kiefer Sep 27, 2019

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Just like earthquakes help scientists figure out what's going on inside our home planet, moonquakes have taught scientists a lot about the interior of the Moon.

Season 3, Episode 12: Fire Fountains on the Moon, with Dave Draper Sep 12, 2019

Show notes

Early in its history, the Moon was molten, with “fire fountains” erupting from its surface. How did the Moon cool down and become the quiet, cratered world we know today? NASA’s Chief Scientist Jim Green chats with NASA’s Deputy Chief Scientist Dave Draper about the Moon’s volcanic past and what we have learned from Apollo lunar samples.

Season 3, Episode 11: The Moon Was Like a Magnet, with Sonia Tikoo Aug 23, 2019

Show notes

From lunar samples brought back in the Apollo program, scientists have figured out that the Moon once had a shield around it called a magnetosphere, just like the Earth has today. As NASA prepares to send humans to the Moon, and eventually on to Mars, scientists are exploring the Moon's magnetic past.

Season 3, Episode 10: Beyond Apollo with Jake Bleacher Jul 18, 2019

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It's been 50 years since humans walked on the moon. Now NASA is planning to return, this time to stay. What will future lunar missions look like? Why do we go back at all?

Season 3, Episode 9: Your Moon Questions Answered Jun 28, 2019

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Why do we see only one face of the Moon? What would happen to Earth if the Moon didn't exist? We dive into questions you asked on social media.

Season 3, Episode 8: The Moon Rocks! With Barbara Cohen Jun 21, 2019

Show notes

Learn how Moon rocks can reveal all kinds of information about our nearest neighbor, as NASA prepares to send astronauts to the Moon and on to Mars.

Season 3, Episode 7: Mapping the Moon, with Noah Petro Jun 13, 2019

Show notes

The Lunar Reconnaissance Orbiter, launched 10 years ago this month, has made groundbreaking discoveries about the Moon, and will pave the way for future human exploration with NASA's Artemis mission.

Season 3, Episode 6: Why So Many Craters on the Moon? With David Kring Jun 06, 2019

Show notes

NASA's Artemis program will send astronauts to the lunar south pole by 2024, where there is a giant impact crater. Learn how craters teach us about the history of both the Moon and Earth.

Season 3, Episode 5: Where's the Water on the Moon? With Jen Heldmann May 30, 2019

Show notes

The Moon has a large supply of water that could be useful in future human exploration, says NASA scientist Jennifer Heldmann.

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