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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.

Oct 31, 2016

Feature Guest: William Sparks

Extraterrestrial life might be erupting into space from the surface of Europa. And a NASA mission to the icy world could fly right through it. Today I’m joined here at The Star Spot by William Sparks, whose team discovered evidence for water vapour geysers on Jupiter’s fascinating moon. 

Current in Space

Europa. Enceladus. Titan. Meet the newest ocean world: Saturn's moon Dione. Then just as we are coming to terms with an accelerating universe, astronomers suddenly announce we may have gotten worked up over nothing. 

About Our Guest

William Sparks has been an astronomer with the Space Telescope Science Institute in Baltimore, Maryland since his days as a postdoc in 1986. He is currently the Deputy Division Head for the Instruments Division and a member of the Advanced Camera for Surveys Instrument Definition Team (ACS IDT). His research focuses on active galaxies, radio galaxies, X-ray emission in galaxy clusters, and astrobiology.