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We may finally have a way to weigh the Milky Way
Astronomers found a stream of thousands of stars hiding in the Milky Way
Cosmic collisions with their neighbors may have weighed these white dwarfs down
What we can learn from the new detailed map of 1.3 billion stars
This Is One Of The Best Views Of Our Entire Galaxy Ever Made
ESA Delays Launch Of Galaxy-Mapping Spacecraft Gaia
How It Works: The Star-Mapping Spacecraft
ESA’s ‘Billion-Pixel Array’ is the Biggest Digital Camera Ever Built for Space