14 h. ago Astronomers Spot Rare Black Hole–Neutron Star Mergers in Cosmic Graveyard

Astronomers using LIGO-Virgo-KAGRA detected 128 collisions of black holes and neutron stars, including two rare mixed mergers that double previous records. These findings reveal new details of stellar...

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65 h. ago Astronomers Discover Calvera, a Runaway Pulsar Racing Above the Milky Way

Astronomers have discovered Calvera, a pulsar speeding 6,500 light-years above the Milky Way's disk. Formed from a supernova in a nearly empty region, Calvera challenges long-held ideas of star...

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1 week ago Devil Comet's Water Matches Earth, Strengthening Theory of Cosmic Origins

Astronomers discovered that the water in Comet 12P/Pons-Brooks, known as the "Devil Comet," is nearly identical to Earth's. Using ALMA and IRTF data, they mapped cometary water for the first...

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2 w. ago Hubble Discovers White Dwarf Merger Remnant with Unusual Carbon Signature

An international team of astronomers has discovered WD 0525+526, an unusual white dwarf about 128 light-years away, using NASA's Hubble Space Telescope. Unlike typical white dwarfs, this star formed...

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2 w. ago Astronomers Observe Rare Supernova–Black Hole Interaction in Early Stages

In a groundbreaking discovery, astronomers observed SN 2023zkd, a supernova that may have been triggered by close interaction with a black hole. Featuring unusual brightness peaks and extended...

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3 w. ago Astronomers Discover "Cosmic Grapes" Galaxy Packed with Star

The "Cosmic Grapes" galaxy discovery sheds new light on early galaxy formation, revealing unexpected dense, star-forming clumps just 930 million years post-Big Bang. Uncovered through JWST, ALMA, and...

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