Dwarf Planet Ceres Thrills as a Dying Visitor Closes In

The road to space has been a rocky one for most spacecraft, and LightSail is no different. Challenges remain even with the May 20th launch of a test mission approaching. Embedded LightSail reporter Ja...

28 Apr 201528min

Planetary Radio Live was the only public event at the just-completed Planetary Defense Conference in Italy. Join us for excerpts from an all-star celebration of worldwide efforts to find, track, chara...

21 Apr 201528min

Landing on Mars is hard, and the bigger you are, the harder it gets. Rob Manning returns to tell us about one of NASA’s best hopes for getting much bigger spacecraft down there—spacecraft that may one...

14 Apr 201539min

A human mission to orbit Mars might be possible by 2033, and it might be accomplished at reasonable cost and with existing or nearly-ready technology. Three leaders of a recent Washington DC conferenc...

7 Apr 201537min

Bigelow Aerospace’s BEAM expandable/inflatable space module will be attached to the International Space Station later this year. Mat travels to the company’s headquarters for a conversation with found...

31 Mars 201528min

Senior Editor Emily Lakdawalla has returned from the Lunar and Planetary Science Conference in Texas with the latest revelations about our solar system. She shares them in an extended report. Learn mo...

24 Mars 201528min

The Mars Science Laboratory rover has accomplished its primary goals on the Red Planet, and John Grotzinger has left his central role to become Chair of the Division of Geological and Planetary Scienc...

17 Mars 201534min

6,000 job-seekers came to the new Long Beach, California home of Virgin Galactic’s LauncherOne rocket on a recent morning. We sit down with CEO George Whitesides for a conversation about this new effo...

10 Mars 201528min