The Gaia mission’s asteroid survey will help dig deeper into the solar system’s rocky history.
Gaia
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Thousands of Stars View Earth as a Transiting Exoplanet
Researchers have identified more than 2,000 stars whose past, present, or future vantage points afford a view of Earth passing directly in front of the Sun, a geometry useful for pinpointing planets.
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1.3 Million Pairs of Stars Surround the Sun
Roughly half of Sun-like stars have a stellar sibling, and a surprising fraction of those siblings are identical twins.
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Wanted for Grand Theft Galaxy: The Milky Way
Several dwarf galaxies orbiting the Milky Way were likely stolen from the Large Magellanic Cloud.