Anastasios (Andy) Tzanidakis was combing through old telescope data from 2020 when he found an otherwise boring star acting very strangely. The star, named Gaia20ehk, was about 11,000 light-years from ...
Billions of light years away in a remote part of the universe, two neutron stars – the ultradense remnants of dead stars – collided. The catastropic cosmic event sent light and particles, including a ...
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Two nova blasts reveal never-before-seen structures
Two stellar explosions that lit up the sky in 2021 have now been dissected in unprecedented detail, revealing tangled shells, colliding flows of gas, and structures that defy decades of textbook ...
Add Yahoo as a preferred source to see more of our stories on Google. Two new black hole collisions challenge what we know about the universe. (CREDIT: Carl Knox, OzGrav, Swinburne University of ...
Apart from supernovas, such a merger can produce heavy elements like gold and platinum.
Celebrate the New Year with the “Champagne Cluster,” a galaxy cluster seen in this new image from NASA’s Chandra X-ray Observatory and optical telescopes. Astronomers discovered this galaxy cluster ...
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