NASA’s Hubble Space Telescope has unveiled compelling evidence of a dramatic cosmic collision — a rare, fiery fusion of two stars that left behind a ghostly remnant as an ordinary white dwarf.

University of Warwick. "Hubble just exposed a rare and violent star collision." ScienceDaily. ScienceDaily, 7 August 2025. <www.sciencedaily.com / releases / 2025 / 08 / 250806094126.htm>.

The brighter (golden) star shines at magnitude 3.4, while its fainter (bluer) companion has a magnitude of 5.1. (That brighter star is actually itself two stars, though they cannot be easily ...