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 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 ...

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, ...

Comet 3I/ATLAS was first identified by the Asteroid Terrestrial-impact Last Alert System (ATLAS), a global network of four ...

NASA’s Hubble Space Telescope and NASA’s Chandra X-ray Observatory have teamed up to identify a new possible example of a ...

Astronomers have spotted a distant celestial object named 'Ammonite' that could potentially debunk the existence of the theorized Planet Nine.

An icy object in perfect sync with Neptune reveals new details about planetary migration and unseen bodies far beyond the Kuiper Belt.

On Monday, June 23, the Rubin Observatory unveiled the first images taken with its wide-field telescope equipped with the ...

Every night, as telescopes around the world open their domes to study the cosmos, astronomers are forced to contend with an ...