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 ...

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

Astronomers describe Mercury as an "inferior planet", because its orbital path around the sun is much closer than that of ...

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." ...

This is the first evidence for a white dwarf exploding not once, but twice. The discovery could shed new light on how some ...

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 ...