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"Can a planet have two suns?" (Ask an Astronomer)
Dr. Carolyn Brinkworth addresses a famous science fiction scenario in this 'Ask an Astronomer' video.
Radio and PodcastLive Radio & Podcasts
Ask an Astronomer by NASA / SSC-IPAC
Dr. Carolyn Brinkworth addresses a famous science fiction scenario in this 'Ask an Astronomer' video.
Continue listening to more episodes from Ask an Astronomer.

Aug 26, 2009
Dr. Varoujan Gorjian explains the mind-boggling expansion of the Universe.

Feb 5, 2009
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Dec 22, 2008
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Oct 23, 2008
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Aug 25, 2008
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Jul 1, 2008
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Apr 10, 2008
Dr. Varoujan Gorjian gives us the answer to this 'Ask an Astronomer' question.

Mar 13, 2008
Dr. Michelle Thaller answers this question for 'Ask an Astronomer.'