Gaia
LocationSpace (L2)
Year2013
Size10 m sunshield
TypeStar mapper
About Gaia
Creating the most precise 3D map of the Milky Way. Has measured 1.8 billion star positions. Can detect star positions to micro-arcsecond accuracy. Discovered the Milky Way is warped and wobbling. Data release 3 contained 1.8 billion objects.
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