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Artist's rendering of the planetary system of HR 8799. | Dunlap Institute for Astronomy & Astrophysics; Mediafarm
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Giant Alien Planet May Solve Mystery

The giant alien planet HR 8799c is the size of seven Jupiters, but orbits is in a Pluto-like orbit, scientists say.

March 14, 2013
5:30 PM EDT
One of the discovery images of the supersized alien solar system around the star HR 8799, about 130 light-years from Earth, obtained by the Keck II telescope using an adaptive optics system and NIRC2 Near-Infrared Imager. The rectangle indicates the field-of view of the OSIRIS instrument. Image added March 14, 2013. | RC-HIA, C. Marois & Keck Observatory

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