Nothing lasts forever, including the stars in our night sky. One of the brighter and more notable stars in our sky is Betelgeuse, the bright red supergiant in the shoulder of Orion.
Astronomy
Aug 16, 2022
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New observations by two Arizona State University astronomers using the Hubble Space Telescope have caught a red dwarf star in a violent outburst, or superflare. The blast of radiation was more powerful than any such outburst ...
Astronomy
Oct 18, 2018
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335
The most accurate distance measurement yet of ultra-diffuse galaxy (UDG) NGC1052-DF2 (DF2) confirms beyond any shadow of a doubt that it is lacking in dark matter. The newly measured distance of 22.1 +/-1.2 megaparsecs was ...
Astronomy
Jun 17, 2021
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The Hubble Space Telescope should be back in action soon, following a tricky, remote repair job by NASA.
Space Exploration
Jul 16, 2021
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3088
(Phys.org)—A team led by David Kipping of Columbia University has spotted what might be the first evidence of an exomoon. They have written a paper describing their findings and have uploaded it to the arXiv preprint server.
Astronomers have long sought to understand exactly how the universe evolved from its earliest history to the cosmos we see around us in the present day. In particular, the way that galaxies form and develop is still a matter ...
Astronomy
Oct 30, 2014
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Using the power and synergy of two space telescopes, astronomers have made the most precise measurement to date of the universe's expansion rate.
Astronomy
Jul 12, 2018
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532
A University of Utah astronomer and his colleagues discovered that an ultracompact dwarf galaxy harbors a supermassive black hole – the smallest galaxy known to contain such a massive light-sucking object. The finding suggests ...
Astronomy
Sep 17, 2014
6
0
Here we see the spectacular cosmic pairing of the star Hen 2-427—more commonly known as WR 124—and the nebula M1-67 which surrounds it. Both objects, captured here by the NASA/ESA Hubble Space Telescope are found in the ...
Astronomy
Aug 24, 2015
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21
Employing massive data sets collected through NASA's James Webb Space Telescope, a research team led by a Rutgers University–New Brunswick astronomer is unearthing clues to conditions existing in the early universe.
Astronomy
Feb 6, 2024
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