Astronomers studying the remnant SNR 0509-67.5 have finally caught a white dwarf in the act of a rare “double-detonation” supernova, where an initial helium blast on the star’s surface triggers a ...

Astronomers have discovered a new object that originated outside of our Solar System — only the third to be found.

Learn about new observations that reveal an exoplanet is destroying itself by cuddling up to its host star, in an ...

Figuring out the ages of stars is fundamental to understanding many areas of astronomy—yet, it remains a challenge since ...

Alexandria Echo Press reporter Lisa Johnson and Astro Bob talk about occultations in this episode of "Minnesota Night Skies." ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

The discovery itself is simple and fundamental, but the applications stretch far and wide into astrophysics and quantum ...

Some planets take the expression "you're your own worst enemy" to the extreme. At least, that's what astronomers found when ...

Astronomers using the European Space Agency's Cheops mission have caught an exoplanet that seems to be triggering flares of ...

Astronomers uncover how massive stars form by tracking interstellar ammonia. Using the U.S. National Science Foundation ...

(CN) — While all stars go out in a bang, some go out with two. For the first time, astronomers have recorded visual evidence ...

A dramatic cosmic event, a rare dwarf nova that suddenly brightened by a factor of 2,500, has been discovered with the help ...