James Webb telescope spots ‘monster stars’ leaking nitrogen in the early universe — and they could help solve a major mystery
Ancient stars measuring up to 10,000 times the mass of Earth's sun may be the source of some of the universe's earliest black holes. The inset image shows a simulated black hole forming from one such star. (Image credit: James Webb Space Telescope (background), Nandal et al. (boxout)) Scientists using…
bubmagDecember 11, 2025