The nova eruptions come about when a white dwarf steals too much matter from a close red giant companion.

"We are only beginning to discover the true complexity of these worlds." ...

By analyzing the data from the PHANGS-MUSE survey, an international team of astronomers has inspected a nuclear star cluster ...

“The fact that we can now watch stars explode and immediately see the structure of the material being blasted into space is ...

The exoplanet, discovered by Northwestern University astronomers, orbits two suns exactly like Luke Skywalker's fictional ...

Light from the half a million satellites that humanity is planning to launch into Earth's orbit in the coming years could ...

A seven-hour gamma-ray burst, GRB 250702B, stuns astronomers and hints at powerful new cosmic engines still unknown to science.

A team of astronomers using a variety of ground and space-based telescopes including the W. M. Keck Observatory on Maunakea, ...

Astronomers urged Chile to relocate a planned hydrogen plant, saying it could raise light pollution and affect major observatories in the Atacama Desert ...

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

For around a year now, the Sidewalk Astronomers have been meeting regularly in D.C. to show people that gazing at the stars ...