Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...

Earth" that is located about 154 light-years away and is nearly twice as big and four times as massive as our planet.

Astronomers have finally caught a dying star in space going out with a bang — and then another bang. The new photographic ...

Astronomy news always seems to break over coffee, on laptop startup. That was the case on Wednesday morning, when word of a ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

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 ...

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

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

It's only the third time that experts have spotted an object in the Milky Way that's come from a different solar system. Find ...