Weekly Space Hangout: Mar 06, 2019 - Dr. Jeff Morgenthaler of the Planetary Science Institute By Susie Murph March 7, 2019 Susie Murph Previous Article ← This is an Actual Photograph of the Shock Waves from Supersonic Jets Interacting with Each Other Next Article You're in This Picture. It's a Selfie Taken by SpaceIL's Beresheet Lunar Lander on its Way to the Moon →