Astronomers have observed a white dwarf - a highly compact Earth-sized stellar ember - that is creating a colorful shockwave ...

A smaller white dwarf star (left) pulls material from a larger star into a swirling accretion disk in this artist's concept ...

Using NASA’s IXPE, astronomers captured an unprecedented view of a white dwarf star actively feeding on material from a companion. The data revealed giant columns of ultra-hot gas shaped by the star’s ...

Webb reveals a bridge of stars linking two nearby dwarf galaxies, offering a look at how gravity reshapes galaxies and sparks ...

NASA’s IXPE has peered into a nearby white dwarf system, revealing towering X-ray emitting gas columns and hidden stellar ...

The word “planet” came from the ancient Greek words that mean “wandering star.” That makes sense, because for thousands of years, people have watched planets change position in the night sky – unlike ...

NASA’s IXPE has just revealed the hidden geometry of a white dwarf’s cosmic feeding frenzy—using X-rays to see what no ...

NASA’s IXPE captures the first X-ray polarization data from a white dwarf system, detailing observations of EX Hydrae and ...