physical cosmology
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It’s Time to Get Psyched for the First Full-Colour Images from Webb Telescope
On July 12, it’ll be 199 days since the Webb Space Telescope launched from French Guiana. Momentously, it’ll be the first day that the public actually sees full-colour images taken by the advanced telescope.
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Astrophysicists See a Galaxy That Weirdly Appears to Have No Dark Matter
Dark matter is the invisible something that gloms together galaxies like cosmic duct tape. But a team of researchers say they’ve found a distant galaxy entirely devoid of dark matter, a finding that could shake up understandings of both dark matter and galaxy formation.
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Black Holes Could Be Expanding Along With the Universe
In 2015, two black holes were caught merging when the ripples in spacetime they created were detected on Earth. Since then, gravitational wave detectors have found many more of these mergers, broadening our understanding of the most epic collisions known to science. Now, a team of astrophysicists examining data from these detections are proposing that…
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A Vanished Supernova Will Reappear in 16 Years
Ten billion years ago, well before the formation of our solar system, a gargantuan explosion threw out vast amounts of highly energetic light. A star died in a dazzling supernova, and, though it happened so long ago, the flash was only seen in 2016 and vanished shortly thereafter. But if you missed it then, worry…