The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

Astronomers have captured the first-ever visual evidence of awhite dwarf star exploding twice in a remarkable supernova event ...

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

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 ...

A groundbreaking new survey from China’s LHAASO observatory has unveiled powerful ultrahigh-energy gamma-ray emissions across ...

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

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 ...

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

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

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 ...

Scientists have obtained photographic evidence of a double-detonation Type Ia supernova for the first time. This rare cosmic ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...