WISE’s first brown (green?) dwarf

Look at the center of this star-studded image and you’ll find an emerald green dot. That is a nearby brown dwarf, bigger than a planet but barely a star, that’s dimly glowing away at a temperature not a whole lot hotter than the inside of your oven. Click to enlarge >WISE’s first brown (green?) dwarfThe green dot in the center of this image is a dim star, the first brown dwarf to be spotted by WISE. Credit: NASA / JPL / WISE team WISE scans ….

URL: http://www.planetary.org/blog/article/00002769/

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