Researchers have discovered the most distant active supermassive black hole to date with the James Webb Space Telescope (JWST). The galaxy, CEERS 1019, existed about 570 million years after the big bang, and its black hole ...
Astronomy
Jul 6, 2023
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The echoes of light from jets launched from black holes offers a new way to pin down the distance to these exotic objects and to study a largely unobserved population in the center of the Galaxy. It could also even help determine ...
Astronomy
Jul 5, 2023
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33
Galaxies are not scattered randomly across the universe. They gather together not only into clusters, but into vast interconnected filamentary structures with gigantic barren voids in between. This "cosmic web" started out ...
Astronomy
Jun 29, 2023
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374
A group of Chinese scientists has recently found key evidence for the existence of nanohertz gravitational waves, marking a new era in nanohertz gravitational wave research. The research was based on pulsar timing observations ...
Astronomy
Jun 28, 2023
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5604
The first stars of the universe were very different than the stars we see today. They were made purely of hydrogen and helium, without heavier elements to help them generate energy in their core. As a result, they were likely ...
Astronomy
Jun 26, 2023
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84
The supermassive black hole lurking at the center of our Milky Way galaxy is not as dormant as had been thought, a new study shows.
Astronomy
Jun 24, 2023
16
122
An international team of astronomers has drawn a temperature map of the dust drifting within one of the oldest spiral galaxies of the universe which provides new insights into how fast the galaxy is growing. Until now researchers ...
Astronomy
Jun 22, 2023
0
76
While searching for the origins of a powerful gamma-ray burst (GRB), an international team of astrophysicists may have stumbled upon a new way to destroy a star.
Astronomy
Jun 22, 2023
0
281
An international team of scientists has discovered that Sagittarius A* (Sgr A*), the supermassive black hole at the center of the Milky Way, emerged from a long period of dormancy some 200 years ago.
Astronomy
Jun 21, 2023
2
180
Near the center of the Milky Way Galaxy sits an immense object that astronomers call Sagittarius A*. This "supermassive" black hole may have grown in tandem with our galaxy, and it's not alone. Scientists suspect that similar ...
Astronomy
Jun 20, 2023
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