Astronomers have spotted an object from outside our solar system bolting toward the Sun at around 150,000 mph (240,000 km/h).

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

For years, scientists have suspected that stars can meet their doom by a one-two punch of back-to-back explosions — but ...

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

We have discovered two interstellar objects so far, ’Oumuamua and Comet 2I/Borisov. ’Oumuamua had no dust tail and a ...

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

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

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

MUSE allows astronomers to map the distribution of different chemical elements, displayed here in different colours. Calcium ...

"Astronomers may have just discovered the third interstellar object passing through the Solar System!" the agency's ...

A NASA satellite that’s been orbiting as space junk since 1967, Relay 2, emitted an unexpected, powerful radio burst that ...

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