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Space.com Staff

This Week In Space podcast: Episode 151 — In Search of Alien Megastructures

Rod Pyle Tariq Malik This Week In Space Jim Green NASA SpaceX

On Episode 151 of This Week In Space, Rod Pyle and Tariq Malik talk with former NASA Chief Scientist Jim Green about how we can search for technosignatures that might indicate advanced civilizations in other star systems, new ideas on Mars sample return, and his fascinating experience consulting on the movie, "The Martian!"

Also: this week's robotic landings on the Moon — one successful, one partly so; what's up with the USAF X-37B mini-shuttle; and recent news on those Energizer Bunnies of space, Voyagers 1&2. Their wings have been clipped a bit, but they just keep going... join us!

Download or subscribe to this show at: https://twit.tv/shows/this-week-in-space.

Get episodes ad-free with Club TWiT at https://twit.tv/clubtwit

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