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James Webb Space Telescope discovers what remains after two stars collide and explode as a red nova
"Until now, it was unknown what type of star would remain after the merger." ...
Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the universe was very young. At that time chemistry was simple. The stars would ...
Understanding the early universe is a foundational goal in space science. We're driven to understand nature and how it evolved from a super-heated plasma after the Big Bang to the structured cosmos we ...
The discovery of a metal-rich star packed with both light and heavy elements hints at exotic stellar explosions and the role of ancient dwarf galaxies in seeding the cosmos with uranium and thorium.
Astronomers have sought to explain the existence of supermassive black holes forming less than a billion years after the Big Bang, a timescale incompatible with standard stellar evolution processes.
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