"This tangible evidence of a double detonation not only contributes towards solving a long-standing mystery, but also offers ...

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

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

The research draws on two existing approaches to better estimate stars’ ages.

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

The shattered star at the center was once a white dwarf, a stellar ember no larger than Earth, yet almost as heavy as the Sun ...

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

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

Previously described as playing astronomical "spot the difference," Kilonova Seekers asks the public to compare the latest ...

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 ...

European Southern Observatory’s Very Large Telescope took photos a rare supernova roughly 300 years after it happened ...

This image, taken with ESO’s Very Large Telescope (VLT), shows the supernova remnant SNR 0509-67.5. These are the expanding ...