The 'baritone' of red giants refines cosmic distance measurements
A fresh look at red giant stars offers key insights into cosmic distance measurements and a way to measure the universe's expansion with the highest accuracy.
A fresh look at red giant stars offers key insights into cosmic distance measurements and a way to measure the universe's expansion with the highest accuracy.
Astronomy
Mar 15, 2024
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An international team of scientists, led by University of Missouri's Haojing Yan, used NASA's James Webb Space Telescope (JWST) to discover 14 new transient objects during their time-lapse study of galaxy cluster MACS0416—located ...
Astronomy
Nov 12, 2023
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The ability to have access to the Internet or use a mobile phone anywhere in the world is taken more and more for granted, but the brightness of Internet and telecommunications satellites that enable global communications ...
Space Exploration
Oct 8, 2023
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A large international team of astronomers and astrophysicists has discovered something new in the night sky—a type of explosion that is much brighter than most supernovae and is called luminous fast cooler (LFC). In their ...
Just how dark is the night sky?
Astronomy
Aug 17, 2023
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55
The Perseid meteor shower, a celestial event eagerly awaited by millions of skywatchers around the world, is about to make its annual return to the night sky. The shower is predicted to reach its peak before dawn on Sunday, ...
Space Exploration
Aug 7, 2023
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Imagine a fleet of aging factories operating in neighborhoods across Australia.
Environment
Jun 16, 2023
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The jellyfish galaxy JO206 trails across this image from the NASA/ESA Hubble Space Telescope, showcasing a colorful star-forming disk surrounded by a pale, luminous cloud of dust. A handful of foreground bright stars with ...
Astronomy
Jun 9, 2023
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A study led by researchers of the University of Liège and the CSIC—using observations from NASA's TESS telescope—presents the detection of a system of two planets slightly larger than Earth orbiting a cold star in a ...
Astronomy
May 25, 2023
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54
The first results from the James Webb Space Telescope have hinted at galaxies so early and so massive that they are in tension with our understanding of the formation of structure in the universe. Various explanations have ...
Astronomy
May 17, 2023
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