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 ...

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

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

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 ...

It appears our solar system is getting more popular with out-of-towners. Astronomers have found a third interstellar object, ...

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

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 ...

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

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first ...

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.