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The Star Spot

The Star Spot, with Justin Trottier, is a space themed podcast and radio show focusing on all aspects of astronomy and space exploration. Episodes feature timely news along with fascinating interviews with guests of wide-ranging background: scientists, engineers, artists, politicians, and entrepreneurs. Topics are broad, from the latest space mission to how the universe began to why humans explore.

Jan 25, 2016

Feature Guest: Les Johnson

In our last conversation, Pekka Janhunen, inventor of the electric solar sail, joined Denise at The Star Spot to explain the science and engineering behind this advanced spacecraft propulsion technology. Now as we dive into Part 2, it’s time to ask, just how far into deep space will the electric sail take us and will it truly open up a path to the stars? To answer those questions, today we’re joined at The Star Spot by Les Johnson, Deputy Manager for NASA’s Advanced Concepts Office.

Current in Space

Death from above. If an object from outer space is going to kill you, Tony tells you which one it's likely to be. And did you know some stars are in a big hurry? Anuj explains the newly discovered phenomenon of runaway stars. 

About Our Guest

Les Johnson is Deputy Manager for NASA’s Advanced Concepts Office at the Marshall Space Flight Center in Huntsville, Alabama. He is co-investigator of NASA’s Heliopause Electrostatic Rapid Transit System (HERTS), an electric-solar-sail study and development project. Johnson is also a science fiction author whose latest novel, Rescue Mode, describes the first human mission to Mars.