(Image: NASA & ESA)
Posted on 02/10/2015 11:50:21 PM PST by Swordmaker
This smiley face hovering in space looks like it was beamed into the heavens by a celestial keyboard. Captured by the Hubble Space Telescope, it was in fact created by a quirk of general relativity known as gravitational lensing.
The glowing eyes are bright galaxies that are part of a galaxy cluster known as SDSS J1038+4849. The massive structure warps space-time, bending light like a lens to create a stretched image of distant galaxies, called an Einstein ring. The well-positioned circular shape creates the outline of the face and the wry grin.
The happy face was uncovered by amateur astronomer Judy Schmidt in a similar image while hunting for submissions for the Hubble's Hidden Treasures competition. Contestants were asked to search through the space telescope's vast archives for overlooked discoveries.
(Excerpt) Read more at newscientist.com ...
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