The origin of super-Earths and sub-Neptunes has been revealed in a system of four young planets that are dramatically losing ...

Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

“Bit by bit, these tiny building blocks land on rocky planets within a newly formed solar system. If those planets happen to ...

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing link in planet formation.

Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to form in ...

New research suggests that essential components of life may assemble in interstellar space long before planets or oceans ...

When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our ...

A rare discovery beyond Neptune is forcing scientists to rethink early solar system dynamics and the forces that shaped ...

A sizzling exoplanet caught by the James Webb Space Telescope is shedding its atmosphere and leaving behind two gigantic helium tails.