This nova is on the verge of exploding. You could see it any day now.
A so-called nova will cause a star system 3,000 light years away to shine any day now, making it suddenly visible to the naked eye.
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A so-called nova will cause a star system 3,000 light years away to shine any day now, making it suddenly visible to the naked eye.
NASA's James Webb Space Telescope detected evidence of a neutron star in its infancy in supernova SN 1987A. No one had actually seen one being formed before.
The James Webb Space Telescope captured stunning new images of Cassiopeia A, a star that exploded in a supervova event and for years has dazzled astronomers and sky viewers.
Astronomers have found the most magnetic massive living star yet, and they believe it could explain how magnetars form in the universe.
A new James Webb Space Telescope image of the Ring Nebula, a cloud of gas and dust around a dying star, is showing astronomers unprecedented detail about the mysterious cosmic object.