Two images displaying possible kilonova
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Ancient star, but not one of the first: One of the oldest known stars ever observed is a subgiant star in the…
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This artist concept illustrates the frenzied activity at the core of our Milky Way galaxy. The galactic center…
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The Giant Metrewave Radio Telescope imaged these giant radio jets stretching 6 million light-years across with…
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This artist's concept illustrates a supermassive black hole with millions to billions times the mass of our su…
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SN 2021yfj is a new kind of supernova, challenging our understanding of stellar evolution. Its progenitor lost…
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Artistic impression of Nova V1674 Herculis. Credit: The CHARA Array
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A visualization of the supernova Cassiopeia A using data from the Chandra X-ray Observatory and the James Webb…
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James Webb Space Telescope (JWST) image of the highly distorted red galaxy MRG-M0138 seen through a foreground…
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This artist's concept depicts a tidal disruption event, which occurs when a star passes fatally close to a sup…
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Astronomers have discovered a “black hole star,” an extremely bright red spot in the early universe that appea…
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