brown dwarf
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Unique Neutron Stars
Neutron stars — the compact remains of massive stars that have gone supernova — are some of the most extreme objects in the universe, narrowly beaten by black holes (and, as we’ll talk about in future posts, active galaxies and…
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How Low-Mass Stars Die
When we talk about star death, we’re not really talking about death. We’re talking about the end of a functioning star. Astronomers tend to personify cosmic objects like stars, saying that they are born and die, when it’s more like…
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Stars: The Limits of “Normal”
How big — or small — can a star get? As with most questions in astronomy, the answer to that is not definitive. But stellar models can give us a pretty good idea. Mathematical models of stars tell us that…
