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The universe’s first massive fusion stars may have burned out within a few million years. But hypothetical dark stars—made mostly of hydrogen and helium yet powered by annihilating dark matter—would have remained so bloated and cool that radiation could not halt the gas falling onto them, allowing some to grow beyond a million solar masses before collapsing into enormous black-hole seeds.
2+ hour, 15+ min ago (1221+ words) By Deep Field · Edited by Lachlan Brown Published August 24, 2026 · How we edit “Dark star” is one of astronomy’s more misleading names. The hypothetical object would not be dark. A supermassive example could shine as brightly as billions of Suns and…...
Telescope spies the fastest star in the Milky Way zipping around a black hole
6+ hour, 39+ min ago (272+ words) NEW YORK — A telescope has spied the fastest known star in our galaxy, racing around the supermassive black hole at the center of the Milky Way. The star is zipping around the black hole, reaching speeds of about 15,534 miles per…...
Violent star system is blasting giant spirals across space
10+ hour, 17+ min ago (759+ words) Hubble has captured stunning new images of R Aquarii, a violent binary star system that blasts glowing spirals of gas across space. Today’s Image of the Day features a star system that looks more like a cosmic storm than a…...
Researchers Recreate Primordial Matter from Early Universe at CERN
10+ hour, 48+ min ago (433+ words) At SSBCrack News, our dedicated editorial team brings you the latest and most reliable updates on Defence, Geopolitics, Military Affairs, Science, and Technology. Driven by a passion for national security and strategic awareness, the SSBCrack News Desk delivers fact-checked, timely,…...
Astronomers caught a dying star’s first light, but something was missing
10+ hour, 19+ min ago (1129+ words) A massive star exploded 500 million years ago, but its expected gamma-ray burst was mysteriously missing. When a star stripped of its outer gas shell collapses into a black hole, the hot disk around it can fuel both a supernova explosion…...
This Suitcase-Sized Spacecraft Could Detect a Signal From Before Stars Existed
11+ hour, 28+ min ago (642+ words) A suitcase-sized satellite could use the Moon’s far side to search for the first direct signal from the universe before stars existed. A satellite no bigger than a small carry-on suitcase could help investigate a period of cosmic history that…...
Three Supermassive Black Holes Found in a Galaxy From the Dawn of the Universe
12+ hour, 3+ min ago (26+ words) Three supermassive black holes in a distant and therefore very old galaxy offer a glimpse into how black holes merged and grew in the early universe....
Physicists create a tiny “Big Bang” with surprisingly small atomic nuclei
13+ hour, 41+ min ago (840+ words) What was the Universe like before stars, planets, atoms, and the other familiar forms of matter existed? At CERN in Switzerland, physicists are trying to answer that question by reproducing some of the extreme conditions that existed in the Universe…...
Waterloo astrophysicist's new book on the mysteries of the universe | CBC.ca
14+ hour, 50+ min ago (194+ words) What is the universe made of, and how do we know? A new book, 'How To Build A Universe (Theoretically Speaking),' hopes to answer those questions. The book is set for release in early 2027. Katie Mack, a Waterloo astrophysicist and…...
More Stars, More Worlds: This Stunning Finding Is Shaking Up Our Universe - Futura-Sciences
15+ hour, 10+ min ago (321+ words) A press release from Leiden University (corresponding to the Nature Astronomy article, freely available via arXiv) breaks it down: galaxies previously believed to be massive early in the story of the observable Universe—which is a headache for the standard…...