Isaac Newton formulated his theory of gravity as an action at a distance: a planet instantly feels the influence of another celestial body, no matter the distance between them. This characteristic motivated Albert Einstein ...
Astronomy
Jun 27, 2023
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385
An international team of astronomers used a database combining observations from the best telescopes in the world, including the Subaru Telescope, to detect the signal from the active supermassive black holes of dying galaxies ...
Astronomy
May 27, 2022
2
656
Astronomers have completed the largest and most detailed study of what triggers stars to form in the universe's biggest galaxies, using NASA's Chandra X-ray Observatory and other telescopes. They were surprised to find that ...
Astronomy
Jan 12, 2024
1
171
For nearly fifty years, astronomers have come up empty-handed in their search for stars within the sprawling structure known as the Magellanic Stream. A colossal ribbon of gas, the Magellanic Stream spans nearly 300 moon ...
Astronomy
Nov 29, 2023
0
2068
MIT astronomers have discovered new and unusual galactic neighborhoods that previous studies overlooked. Their results, published today, suggest that roughly 1 percent of galaxy clusters look atypical and can be easily misidentified ...
Astronomy
Mar 29, 2021
2
302
In 1895, Wilhelm Röntgen discovered X-rays and used them to image the bones in his wife's hand, kicking off a revolutionary diagnostic tool for medicine. Now two of NASA's X-ray space telescopes have combined their imaging ...
Astronomy
Oct 30, 2023
0
127
Operating observatories around the globe target sky regions characterized by low contamination from Galactic radiation, looking for the imprint of Cosmological Gravitational Waves (CGWs) produced during Inflation, the mysterious ...
Astronomy
Jun 6, 2022
3
1074
Another member of the new "Cow" class of supernova explosions has been discovered—the brightest one seen in X-rays to date. The new event, dubbed AT2020mrf, is only the fifth found so far belonging to the Cow class of supernovae. ...
Astronomy
Jan 11, 2022
2
588
Researchers at NASA's Goddard Space Flight Center in Greenbelt, Maryland, have discovered X-ray activity that sheds light on the evolution of galaxies.
Astronomy
Jan 11, 2024
0
93
Astronomers have discovered new hints of a giant, scorching-hot planet orbiting Vega, one of the brightest stars in the night sky.
Astronomy
Mar 8, 2021
3
2094
