James Webb finds a hot planet that is tidally locked with its parent star, is coated with a thick atmosphere of volatile ...

TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for ...

Learn how the discovery of a young planet orbiting two suns is revealing how worlds form and survive in binary star systems.

Little is known about the long-destroyed moon-forming planet, Theia. But it may have been born in the inner solar system—just like Earth—a new study suggests ...

A network of powerful ground-based telescopes captured rare starspot-crossing events on TOI-3884b, revealing cooler patches ...

After studying thousands of computer simulations of the solar system, researchers at Rice University and the Planetary Science Institute think there’s a 40% chance an elusive “Planet Nine” or “Planet ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Sky-watchers who saw the Venus-Jupiter conjunction on ...

Planet of the Apes (1968): Based on Pierre Boulle’s 1963 sci-fi novel La Planète des Singes, 1968’s Planet of the Apes tells ...