More from Ken Croswell
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Space
Shredded galaxy is disintegrating before our eyes after smash-up
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Space
We found our galactic twin 180 million light years away
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Space
Distant dwarf planet near Pluto has a ring that no one expected
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Space
Low-oxygen dwarf galaxy shows us how the early universe looked
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Space
Some of Uranus’s small moons are doomed to collide
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Space
Spiralling galaxy arms spread oxygen around for future planets
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Physics
General relativity passes test at Milky Way’s central black hole
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Space
Strange cosmic radio burst pinned down to giant stellar nursery
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Space
Stars can start shining at a smaller mass than we thought
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Space
Earth may have been born in a huge flare-up of the young sun
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Space
Far-off asteroid caught cohabiting with Uranus around the sun
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Space
Rare mid-weight black hole found at heart of bright star cluster
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