How do you distinguish a galaxy from a mere cluster of stars? That's easy, right? A galaxy is a large collection of millions or billions of stars, while a star cluster only has a thousand or so. Well, ...
Astronomers have made a fascinating discovery in the Ursa Major constellation that could potentially challenge our understanding of galaxies and star clusters. The object in question, UMa3/U1, has ...
Using the James Webb Space Telescope (JWST), astronomers have found the most distant (and thus the earliest) massive "dead" galaxy to date. The discovery suggests that galaxies were "dying" much ...
WASHINGTON (Reuters) - After detecting a whiff of oxygen, astronomers have determined that stars in a faraway galaxy formed 250 million years after the Big Bang -- a rather short time in cosmic terms ...
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