Photo: Joel Kowsky · Public domain (US government)

Soyuz STB/Fregat-MT | Gaia

Success Arianespace, Soyuz STB Fregat-MT

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Mission

Astrophysics · L2

Gaia's ambitious mission is to chart a three-dimensional map of the Milky Way, in process revealing the composition, formation and evolution of our galaxy.

Where to watch

Replay Launch webcast

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Before liftoff
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If the launch moves, your reminders move with it, and at the time of your first reminder we tell you the new date.