According to study co-author Dr Fumi Yoshida, Neptune is the only known massive object near the outer Solar System that could ...

Perplexity AI scores 360-million-customer win in India; Australian billionaire’s political party suffers data breach, won’t ...

The Keck Observatory and NASA’s Hubble Space Telescope may have uncovered a "potential three-body system in the Kuiper Belt," ...

Planet Nine should appear stationary over the course of a single day but show detectable movement over months.

(Web Desk) - Astronomers have discovered a new world circling the outer edges of our solar system. Researchers using the ...

Despite the powerful telescopes that modern astronomers have to work with, the distant reaches of the Solar System are still ...

Researchers use the Subaru Telescope in Hawaii to find a small object on the outer edge of the Solar System. Nicknamed ...

A telescope has discovered a new world on the edge of the Milky Way – potentially confirming the ‘Planet X’ theory. Beyond ...

CAPE CANAVERAL—Hours after launching a batch of satellites for its own Starlink broadband network, SpaceX sent another Falcon 9 rocket into orbit to deliver 24 members of Amazon’s fledgling Kuiper ...

Astronomers discover Ammonite, a rare icy object beyond Pluto, challenging Planet Nine theory and offering clues to the solar ...

NASA launched New Horizons to explore Pluto. In 2019, it visited the furthest object in the Solar System we have seen up ...