The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

The Hubble Space Telescope time-lapse captured footage of Jupiter, Saturn, Uranus and Neptune. Credit: SCIENCE: NASA, ESA, ...

A team led by the Southwest Research Institute (SwRI) compared the early impact histories of Venus and Earth, discovering that Venus experienced higher-energy impacts, resulting in an overheated core.

Learn why the Moon moving away from Earth affects tides and Earth's rotation. Discover this fascinating lunar phenomenon and ...

An international team led by the University of Geneva (UNIGE), including scientists from the National Center of Competence in ...

Imagine a massive celestial body colliding with Uranus at high speed; this impact could have 'overturned' Uranus, causing its ...

A new model called StarryStarryProcess lets scientists map star spots with precision, improving how exoplanets are studied. By factoring in both transits and stellar rotation, it provides richer ...

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth's orbit came from. The origin of the differing tilts in the orbits of the ...

Somewhere at the edge of the solar system a new Earth-sized world might be lurking, dubbed Planet Y. Astronomers have long proposed that there might be hidden planets beyond the Kuiper belt, a region ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the discovery of Pluto in the 1930s. Labeled as planet X, prominent astronomers ...

It is often remarked upon that the distribution of rings and moons around the giant planets of the Solar System – Jupiter, Saturn, Uranus, and Neptune – are themselves like miniature solar systems.