Last September, the James Webb Space Telescope, or JWST, discovered JWST-ER1g, a massive ancient galaxy that formed when the universe was just a quarter of its current age. Surprisingly, an Einstein ring is associated with ...
Astronomy
Apr 13, 2024
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The James Webb Space Telescope (JWST) appears to be finding multiple galaxies that grew too massive too soon after the Big Bang, if the standard model of cosmology is to be believed.
Astronomy
Apr 13, 2023
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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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184
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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708
The James Webb and Hubble telescopes on Thursday revealed their first images of a spacecraft deliberately smashing into an asteroid, as astronomers indicated that the impact looks to have been much greater than expected.
Space Exploration
Sep 29, 2022
0
833
Billions of years ago, long before a swirling cloud of gas and dust coalesced to form the sun, light left the earliest stars and began a long journey through space.
Astronomy
Jul 17, 2022
0
314
Roughly 13.8 billion years ago, our universe was born in a massive explosion that gave rise to the first subatomic particles and the laws of physics as we know them. About 370,000 years later, hydrogen had formed, the building ...
Astronomy
Jan 6, 2022
31
196
A team of astronomers, led by Arizona State University Assistant Research Scientist Tim Carleton, has discovered a dwarf galaxy that appeared in James Webb Space Telescope imaging that wasn't the primary observation target.
Astronomy
Feb 2, 2024
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906
Early universe observations by the James Webb Space Telescope (JWST) cannot be explained by current cosmological models. These models estimate the universe to be 13.8 billion years in age, based on the big-bang expanding ...
Astronomy
Aug 29, 2023
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420
The United States will scale back Mars exploration under a proposed budget by President Barack Obama released Monday that has some scientists fuming over the risk of a NASA brain-drain.
Space Exploration
Feb 13, 2012
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