So what is your favorite planet?” As museum educator Melissa Moeller opened up her presentation on the solar system Saturday ...

Short-lived radioisotopes such as aluminum-26 influenced early solar system heat, water retention and the formation of Earth-like rocky planets, according to meteorite analyses and models.

Bright full moons, dazzling meteor shower displays and remarkable total eclipses will give stargazers plenty of reasons to ...

Three supermoons will lighten up the night skies in 2026, the stunning result when a full moon inches closer to Earth than ...

NASA's fleet of Earth-observing satellites captured 12 remarkable views throughout 2025, documenting major natural phenomena, climate events, and human impacts like wildfires, hurricanes, and ...

What seemed like new planets around Fomalhaut were actually expanding dust clouds from violent planetary collisions seen by Hubble.

JWST observations of the ultra-hot super-Earth exoplanet TOI-561 b provide the strongest evidence to date for an atmosphere surrounding a rocky planet beyond our Solar System.

Jupiter, as always, is a dazzling object, shining among the stars of Gemini the Twins. It reaches opposition on Jan. 10; this ...

Every year brings different shifts that you can harness to make your wildest dreams a reality, but 2026 is full of rare, game ...

New images from NASA 's Hubble Space Telescope have revealed an enormous, oddly shaped disk of gas and dust around a single ...