Discover the mystery of Planet Nine, the elusive celestial body beyond Neptune. Explore the latest astronomical evidence and ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

The James Webb Space Telescope has observed two large planets at different stages of infancy - one with an atmosphere ...

Our solar system today has eight planets. Till a few years back, Pluto was our ninth planet, until it was demoted to a dwarf planet. But some studies suggest that the ancient solar system once still ...

Seowon will officially be leaving NINE.i. On June 13, NINE.i’s agency FirstOne Entertainment announced Seowon’s departure ...

Mnet rolled out the participants list for its reality survival show sequel, Boys 2 Planet. The upcoming show is expected to ...

As astronomers study an exoplanet called K2-18b, conflicting research reveals how difficult it is to find evidence of life ...

As fascinating as bizarre signals from other planets can be—teaching us about earthquakes on Mars or auroras in the skies of ...

A newly detected planet beyond Pluto is not just expanding our understanding of the Solar System, it might be quietly rewriting it. Astronomers from the University of Taiwan recen ...

Are Brown and his cohort correct in reducing Pluto’s significance and instead focusing on new discoveries like the still unconfirmed Planet Nine? Or do Metzger and others have a solid argument ...

Leo sees action as both Mars and Comet Schwassmann-Wachmann 1 move through; plus, spot galaxies and noctilucent clouds in the sky this week.