One of the longest stellar dimming events ever observed was likely caused by the gigantic saucer-like rings of either an unseen brown dwarf or "super-Jupiter" blocking its host star's light, ...

White dwarfs are the final stop for stars that aren’t massive enough to go out in a supernova. Think of them as the retirement phase for the vast majority of stars in our universe. When a star ...

Add Yahoo as a preferred source to see more of our stories on Google. White dwarf stars, like this one shown shrouded by a planetary nebula, are much smaller than stars like our Sun. NASA/R. Ciardullo ...

University of Warwick astronomers have uncovered compelling evidence that a nearby white dwarf is in fact the remnant of two stars merging—a rare stellar discovery revealed through Hubble Space ...

The binary star system ν Octantis has long been considered hostile to planet formation. The discovery of a white dwarf in the system offers an alternative view. However, Cheng and colleagues observe ...

WASHINGTON, Jan 12 (Reuters) - Astronomers have observed a white dwarf - a highly compact Earth-sized stellar ember - that is creating a colorful shockwave as it moves through space, leaving them ...

Could an ocean – likely needed to sustain life – even survive on a planet orbiting close to a dead star? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...