A distant 'exomoon' the size of Jupiter is changing how we think about the cosmos.

Astronomers have identified a new interstellar visitor, 3I/ATLAS, which entered the solar system on July 2, 2025. This mysterious object, the third confirmed interstellar interloper after ‘Oumuamua ...

CNN — An unmanned Japanese spacecraft orbiting an asteroid has made surprising discoveries that scientists say will improve understanding about the origin's of the Earth's water and help search for ...

More than 6,000 exoplanets, or worlds beyond our solar system, have so far been confirmed. The new technique involved analyzing old data from NASA's TESS satellite, focusing on fainter stars. Finding ...

Space discoveries over the last five years have transformed how scientists understand galaxies, planets, and the origins of the universe. Advances in telescope technology, data processing, and modern ...