The small dot above the star 1RSX J160929.1-210524 is a likely ~8 Jupiter-mass companion. Credit: Gemini Observatory

by Nancy Atkinson on September 15, 2008

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The small dot above the star 1RSX J160929.1-210524 is a likely ~8 Jupiter-mass companion.  Credit:  Gemini Observatory

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Nancy Atkinson is Universe Today's Senior Editor. She also is the host of the NASA Lunar Science Institute podcast and works with the Astronomy Cast and 365 Days of Astronomy podcasts. Nancy is also a NASA/JPL Solar System Ambassador.