For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the sky ...

The object was officially designated 3I/Atlas and is believed to have come from a distant star system. The post Mysterious ...

NASA’s Lucy spacecraft made a pivotal encounter with the main-belt asteroid Donaldjohanson. Capturing high-resolution images ...

NASA telescopes in Chile have discovered a comet from interstellar space, making its closest approach in October.

Comet or asteroid heading for the Sun is only the third time an interstellar object has been spotted inside our group of ...