A Northwestern University-led team of astronomers used NASA’s James Webb Space Telescope to discover a former star that ...
NASA’s James Webb Space Telescope captured the first published detection of a supernova progenitor in galaxy NGC 1637, revealing a red supergiant star before explosion.
A deep space photographer spent months photographing the Crab Nebula and found his composite image, when compared with the 1999 image from the Hubble Space Telescope, shows the supernova's expansion.
This week, scientists using the Hubble Space Telescope found that Jupiter’s largest moon, Ganymede, has as vast, salty ocean under… Read More ...
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NASA's Webb telescope locates former star that exploded as supernova 40 million years ago: Impact explained
The light from the explosion did not reach Earth till June 29, 2025, when the All-Sky Automated Survey for Supernovae detected it.
That the universe is expanding has been known for almost a hundred years now, but how fast? The exact rate of that expansion ...
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