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Currently Browsing: Results for Tag "gaia"

Gaia, ESA’s revolutionary stellar cartographer, set to transform astronomy

Gaia, ESA’s revolutionary stellar cartographer, set to transform astronomy On September 14, the team will release its first galaxy map, comprising more than two million stars and other objects, and with it a full 19 papers by Gaia astronomers.To deliver this information, Gaia is using one of the oldest techniques in astronomy: parallax, or the extent to which an object seems to move as your position changes.

Gaia, Theia, and a starving black hole: this week in space

Gaia, Theia, and a starving black hole: this week in space The good folks at the ESO found a black hole they think is “starving.” Debris falling into a black hole heats up enough to glow as it’s pulled in faster and faster.