The galaxy NGC 7292 billows across this image from the NASA/ESA Hubble Space Telescope, accompanied by a handful of bright stars and the indistinct smudges of extremely distant galaxies in the background. It lies around 44 ...
Astronomy
Jun 16, 2023
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37
A team of astronomers from the University of Washington, the SETI Institute, Yale University and Smith College is searching the vicinity of a new supernova in the spiral arms of the Pinwheel Galaxy hoping to find a signal ...
Until recently, there were only ten known stars on trajectories that will allow them to escape the Milky Way galaxy, thrown astray by powerful supernova explosions. A new study using data from ESA's Gaia survey this June ...
Astronomy
Jun 13, 2023
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41
The bright, red star Betelgeuse in the constellation Orion has shown some unexpected behavior. In late 2019 and 2020 it became fainter than we had ever seen it—at least in records going back more than a century. Briefly ...
Astronomy
Jun 12, 2023
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314
The Gemini North telescope, one half of the International Gemini Observatory operated by NSF's NOIRLab, has returned from a seven-month hiatus literally with a bang, as it has captured the spectacular aftermath of a supernova, ...
Astronomy
Jun 7, 2023
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66
The first stars illuminated the universe during the Cosmic Dawn and put an end to the cosmic "dark ages" that followed the Big Bang. However, the distribution of their mass is one of the great unsolved mysteries of the cosmos.
Astronomy
Jun 7, 2023
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Whenever something happens with Betelgeuse, speculations about it exploding as a supernova proliferate. It would be cool if it did. We're far enough away to suffer no consequences, so it's fun to imagine the sky lighting ...
Astronomy
Jun 6, 2023
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429
When stars like our sun die, they tend to go out with a whimper and not a bang—unless they happen to be part of a binary (two) star system that could give rise to a supernova explosion.
Astronomy
May 20, 2023
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150
In the latest issue of the journal Nature, astronomers from Stockholm University reveal the origin of a thermonuclear supernova explosion. Strong emission lines of helium and the first detection of such a supernova in radio ...
Astronomy
May 17, 2023
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94
How did we get here? Where are we going? And how long will it take? These questions are as old as humanity itself, and, if they've already been asked by other species elsewhere in the universe, potentially very much older ...
Astronomy
May 14, 2023
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