Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

A study of supernova remnant SNR 0519-69.0 using the Chandra X-ray telescope, Hubble and more has narrowed down its age to ...

As a triple star system, Polaris provides critical data for studying stellar pulsations and gravitational interactions, ...

"If you were able to stand somewhat close to the white dwarf's pole, you would see a column of gas stretching 2,000 miles ...

Regular stars collapse and die once they run out of fuel for their nuclear reactions, but the white dwarfs just sit there, hanging out, for eternity.

Tracking down black holes at the center of dwarf galaxies has proven difficult. In part it is because they have a tendency to ...

Some 200 light years from Earth, the core of a dead star is circling a larger star in a macabre cosmic dance. The dead star ...

Astronomers using the James Webb Space Telescope have detected phosphine gas in the ancient brown dwarf Wolf 1130C, a discovery that contradicts years of predictions about how phosphorus behaves in ...

Imaging shows NGC 6789 building stars in near-total isolation, pushing scientists to rethink gas supply and formation in ...

A new study casts doubt on the universe’s accelerating expansion, suggesting dark energy might be weakening over time.

F rom the very first images, JWST showed that it was going to be a revolutionary instrument, and yet it continues to surprise ...

Astornmers have found the coldest spot in the universe. Where it's located came as a surprise. Experts watch this frost zone ...