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Binary stars are all around us, new map of solar neighborhood shows – Phys.org

The latest star data from the Gaia space observatory has for the first time allowed astronomers to generate a massive 3-D atlas of widely separated binary stars…

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The latest star data from the Gaia space observatory has for the first time allowed astronomers to generate a massive 3-D atlas of widely separated binary stars within about 3,000 light years of Earth1.3 million of them.
The one-of-a-kind atlas, created by Kareem El-Badry, an astrophysics Ph.D. student from the University of California, Berkeley, should be a boon for those who study binary starswhich make up at least half of all sunlike starsand white dwarfs, exoplanets and stellar evolution, in…

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