The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

But as far as we know, no other bodies in the solar system exhibit ... But without any other nearby planets exhibiting plate tectonics to compare Earth's system to, it's hard to know precisely ...

Bright yellow deposits in Consus Crater provide new evidence of Ceres' cryovolcanic history, reigniting the debate over ...

From a distance, the Ivanpah solar plant looks like a shimmering lake in the Mojave Desert. Up close, it’s a vast alien-like installation of hundreds of thousand of mirrors pointed at three towers, ...

Every couple of days it will scan the night sky with the largest camera in ... notion that there is a ninth planet lurking out in the darkness of our Solar System beyong Neptune.

The solar system consists of 8 planets, including Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Each planet has its own unique characteristics, such as size, composition ...

There are eight planets in the solar system, and each travels on its own path around the sun. But of these planets, which is nearest to the sun? Mercury is a strange little world. There are some ...

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known ...

These embryos, somewhere between small planetesimals and fully formed planets, were abundant during the solar system's formative stages and played a critical role in planetary formation.

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...