About 400,000 years after the Big Bang, the cosmos was a very dark place. The glow of the universe's explosive birth had cooled, and space was filled with dense gas —mostly hydrogen—with no sources of light.
Astronomy
Mar 2, 2024
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77
Astronomers can use supercomputers to simulate the formation of galaxies from the Big Bang 13.8 billion years ago to the present day. But there are a number of sources of error. An international research team, led by researchers ...
Astronomy
Mar 1, 2024
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2167
Peering deep into the infancy of the universe, the European Southern Observatory's Very Large Telescope (VLT) recently confirmed the discovery of the brightest and fastest growing quasar. Quasars are luminous objects in the ...
Astronomy
Feb 28, 2024
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64
We could be closer to understanding the mystery behind what dark matter is, following new research from physicists at King's College London.
Astronomy
Feb 26, 2024
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59
More than 100 million years ago, the ancestors of the first snakes were small lizards that lived alongside other small, nondescript lizards in the shadow of the dinosaurs.
Evolution
Feb 22, 2024
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74
Our understanding of how galaxies form and the nature of dark matter could be completely upended after new observations of a stellar population bigger than the Milky Way from more than 11 billion years ago that should not ...
Astronomy
Feb 14, 2024
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Ever since the James Webb Space Telescope (JWST) captured its first glimpse of the early universe, astronomers have been surprised by the presence of what appear to be more "ultramassive" galaxies than expected. Based on ...
Astronomy
Feb 13, 2024
5
183
Black holes not only existed at the dawn of time, they birthed new stars and supercharged galaxy formation, a new analysis of James Webb Space Telescope data suggests.
Astronomy
Feb 10, 2024
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105
For the past year and a half, the James Webb Space Telescope has delivered astonishing images of distant galaxies formed not long after the Big Bang, giving scientists their first glimpses of the infant universe. Now, a group ...
Astronomy
Jan 31, 2024
1
79
Water is abundant throughout the entire universe. What water has going for it is that its constituents, hydrogen and oxygen, are also ridiculously common, and those two elements really enjoy bonding with each other. Oxygen ...
Astronomy
Jan 24, 2024
0
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