Astronomers recently peered deep into space and found that an old, faint white dwarf named LSPM J0207+3331, located about 145 ...

The first double-burst supernova ever observed, SNR 0509, is a historic discovery that reveals how white dwarfs explode in the cosmos.

Astronomers have found the lowest mass white dwarf known in our galaxy: a Saturn-sized ball of helium containing only about one-fifth the mass of the Sun. In addition, they have spotted the source of ...

T CrB is a binary star system known for its predictable, though slightly irregular, eruptions, with historical records dating ...

Three billion years ago, a sun -like star reached the end of its life, throwing off its outer layers following its red giant ...

This small carbon trace marks this object as a product of a rare white dwarf merger rather than single‑star evolution. In a paper published in Nature Astronomy, Snehalata Sahu (University of Warwick) ...

White dwarf stars, like this one shown shrouded by a planetary nebula, are much smaller than stars like our Sun. NASA/R. Ciardullo (PSU)/H. Bond (STScI) The Sun will someday die. This will happen when ...

V Sagittae’s violent mass transfer hints at an imminent nova—and a future supernova visible from Earth. Binary star systems are fairly common in the universe, as are pairs where one star is a compact ...

Artist’s impression of the long-period transient J1634+44, revealed to be a white dwarf with a companion. Credits: NSF/AUI/NSF NRAO/P. Vosteen. LOFAR is a low-frequency radio astronomy array that ...

White dwarf stars represent the evolutionary endpoints of medium- and low-mass stars, comprising the dense, electron-degenerate cores left after nuclear fuel exhaustion. In binary systems, ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A white dwarf throws off shells of gas like a butterfly leaving a cocoon . Here the bright dot in ...