Thomas Zurbuchen, the Associate Administrator of NASA’s Science Mission Directorate, joins NASA Chief Scientist Jim Green to discuss the mysterious we still need to solve about the Sun, and more!

NASA Chief Scientist Jim Green sits down with Dr. Kelly Fast, a planetary astronomer to discuss planetary defense and Oumuamua.

NASA Chief Scientist Jim Green sits down with Dr. Kelly Fast, a planetary astronomer to discuss planetary defense and Oumuamua.

NASA Chief Scientist Jim Green sits down with solar scientist Alex Young to discuss the Sun’s powerful explosions.

Listen in as NASA Chief Scientist Jim Green discusses the Mars dust storm with a dust storm expert, Melinda Kahre.

Listen in as NASA Chief Scientist Jim Green discusses the Mars dust storm with a dust storm expert, Melinda Kahre.

Listen to Chief Scientist Jim Green and a co-investigator on the Kepler and TESS missions, Jon Jenkins, discuss exoplanet-hunting and all the amazing discoveries Kepler has made.

NASA has been on the lookout for any asteroid that could cause our planet harm and, in the thousands of objects found, determined that none poses a threat to Earth.

NASA has been on the lookout for any asteroid that could cause our planet harm and, in the thousands of objects found, determined that none poses a threat to Earth.

NASA’s Spirit and Opportunity rovers were only supposed to rove around Mars for 90 days. Listen in with Steve Squyers from Cornell University as he recounts the amazing discoveries we’ve made about the Red Planet because of these two long-lived rovers.