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Hubble’s Best View of a Planetary Disk

24 Feb 2015, 13:39 UTC
Hubble’s Best View of a Planetary Disk
(200 words excerpt, click title or image to see full post)

At one point in history, let’s say around 1994, astronomers were fairly confident in their understanding of the formation of planetary systems. Even though at the time we hadn’t found any planets orbiting other stars, they had long been theorized, and we figured that systems would form much like our own solar system. Rocky planets […]

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