Stories, updates, insights, and original analysis from The Planetary Society.

Gaia's first galaxy map

The astronomy world is abuzz today because of ESA's announcement of the first release of data from the Gaia mission. Gaia is a five-year mission that will eventually measure the positions and motions of billions of stars; this first data release includes positions for 1.1 billion of them, and proper motions for 2 million.

WISE Views in Infrared

Amateur image processor Judy Schmidt explains the process of creating gorgeous views of the cosmos from infrared data from the WISE telescope.

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