More than two decades ago, astronomers made a discovery that changed our view of the universe: it’s not just expanding, it’s ...

As scientists wait for the asteroid to reappear, its revised trajectory is now drawing attention to another possible target: ...

A large asteroid once considered the greatest known risk to Earth may now be on track for a direct hit — not on our planet, ...

NASA's Hubble and Chandra X-ray Observatories have identified a rare intermediate-mass black hole, NGC 6099 HLX-1, consuming ...

Astronomers have caught a rare type of black hole in the act of devouring a star—an event that lit up the universe in X-rays.

A rare celestial object beyond Neptune, 2020 VN40, moves in sync with Neptune, offering new insights into the outer solar system and fueling the search for Planet Nin ...

You know what it’s like in this economy, sometimes the day job doesn’t pay the rent, so you need to start working nights too.

A rogue intermediate-mass black hole has been observed disrupting a star's orbit in a distant galaxy, thanks to the Hubble Space Telescope and Chandra X-ray Observatory.

The Hubble Telescope and Chandra X-ray Observatory saw an enigmatic intermediate-mass black hole lighting up in X-rays, ...