The Vera C. Rubin Observatory, equipped with the largest digital camera for astronomy, was the first to spot the interstellar object 3I/ATLAS before its official discovery.

Nearly a month ago, a mysterious object was seen hurtling through the solar system and later confirmed as an interstellar ...

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

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, ...