The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.

Astronomers have peered through the atmosphere of a planet beyond the solar system, mapping its 3D structure for the first ...

Researchers have peered into the atmosphere of planet WASP-121b and found its climate is stranger than anyone imagined.

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

Scientists from Oxford University have confirmed the discovery of HD 20794 d, a “super-Earth” exoplanet located 20 ...

Aimed at the nearby star PDS 70, the James Webb Space Telescope is watching newborn planets take shape before our eyes in ...

The moon's orbit is elliptical, or oval-shaped, meaning as its distance from our planet changes, its apparent size changes, ...

Many scientists have long thought that developing planets should resemble the swirling disk of gas and dust that births them.

The four planet-strong "planet parade" currently visible to the naked eye in the night sky for a short time after sunset will ...

Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...

If you're looking to impress your friends with some rare space facts, these gems will serve you well. The Largest Known Star ...