Astronomers spot oldest 'dead' galaxy yet observed
A galaxy that suddenly stopped forming new stars more than 13 billion years ago has been observed by astronomers.
A galaxy that suddenly stopped forming new stars more than 13 billion years ago has been observed by astronomers.
Astronomy
Mar 6, 2024
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While the unaided eye or binoculars can reveal much of the night sky, a telescope reveals so much more. Seeing Saturn's rings or the moon's craters with your own eyes can be an "oh wow" moment.
Astronomy
Jan 2, 2024
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54
A large international team of astronomers and astrophysicists has found evidence showing that the Small Magellanic Cloud is not a single galaxy—it is actually two, one behind the other. The group has written a paper describing ...
A team of astrophysicists led by Lauren Weiss, assistant professor in the Department of Physics and Astronomy at the University of Notre Dame, created the first-ever catalog of small, Earth-like planets with Jupiter-like ...
Astrobiology
Dec 19, 2023
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133
A star near the supermassive black hole at the center of the Milky Way galaxy originated outside the galaxy according to a new study published in Proceedings of the Japan Academy, Series B. This is the first time a star of ...
Astronomy
Dec 4, 2023
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Within a neighboring dwarf galaxy known as the Small Magellanic Cloud (SMC) lies a dramatic region of star birth—NGC 346, shown here. As the brightest and largest star-forming region in the SMC, it has been studied intensely ...
Astronomy
Oct 10, 2023
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2296
NASA's SPHEREx space telescope has been tucked inside a custom-built chamber on and off for the past two months undergoing tests to prepare it for its two-year mission in space. SPHEREx, which stands for Spectro-Photometer ...
Astronomy
Sep 21, 2023
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22
NASA's James Webb Space Telescope (JWST) has recorded breathtaking new images of the iconic Ring Nebula, also known as Messier 57.
Astronomy
Aug 3, 2023
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165
An international team of astronomers reports the discovery of two new sub-Neptune exoplanets using NASA's Transiting Exoplanet Survey Satellite (TESS). The newfound alien worlds, designated TOI-2084 b and TOI-4184 b, orbit ...
The massive Kepler survey found a treasure trove of exoplanets. But in all that wealth they found three anomalies: what appeared to be rings of dust surrounding stars where planets should be. They were rocky planets in the ...
Astronomy
Apr 10, 2023
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