New James Webb telescope image may reveal the true identity of 'little red dots' — Space photo of the week
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2 Articles
New James Webb telescope image may reveal the true identity of 'little red dots' — Space photo of the week
quick factsWhat it is: Saguaro, a lower-redshift spiral galaxyWhere it is: About 10 billion light-years away in the constellation Ursa MajorWhen it was shared: July 29, 2026.Ever since NASA's James Webb Space Telescope (JWST) began science operations in 2022, something has been bothering astronomers. Scattered across JWST's deepest images of the early cosmos are tiny, crimson-colored smudges that glow brightly in infrared light but appear surpri…
The mysterious "small red dots" revealed by the James-Webb Telescope could be less exotic than they look. The detailed study of a galaxy nicknamed Saguaro indicates that some correspond to a temporary phase of supermassive black holes that are very active,...
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