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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 ...

The team found that the planet, dubbed HIP 67522 b, orbits its parent star so tightly that it appears to cause frequent ...

Astronomers have captured a jaw-dropping picture of star that exploded twice. It is the first time researchers have obtained ...

Astronomers had long been suspecting that some stars do meet their end of life with a dual detonation and new images prove ...

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 ...

Trundling along the ecliptic plane in Virgo, our satellite hangs near the bright star Spica in the evening sky.

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

In other cases, another member of the system will go on to form a second white dwarf. If gravitational instabilities bring ...

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

For the first time, astronomers have obtained visual evidence that a star met its end by detonating twice. By studying the centuries-old remains of supernova SNR 0509-67.5 with the European Southern ...

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