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Gaia (spacecraft)

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European Space Agency astrometry mission launched in 2013, mapping positions and motions of nearly two billion stars

2 stories

01
science22d ago

Scientists Identify Stellar Remnants of Galaxy the Milky Way Consumed Billions of Years Ago

9 min read
02
science45d ago

Astronomers Identify Previously Unknown 'Loki' Galaxy Hidden Inside the Milky Way

9 min read