On Thursday 27 March, the European Space Agency (ESA) sent its last messages to the Gaia Spacecraft. They told Gaia to shut ...
After more than a decade of charting the stars with extraordinary precision, the Gaia spacecraft has completed its mission.
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Here's Why We Still Don't Know How Many Solar Systems Are In The Milky WayWe've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there ...
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