A passing star may have kicked the weird moons of giant planets like Jupiter and Saturn into place, new research suggests.

In addition, our solar system as well as all of the others ... he thought it was an object with three parts: a planet and two large moons on either side. Not knowing he was seeing a planet with ...

The planets and moons then all rotate in the same direction. But only a few moons in our solar system were likely created ...

The planets in the Solar System are all different but we can divide ... is a small rocky sphere, not much bigger than our Moon. But Mercury has almost no atmosphere, so it does not hold onto ...

The Jupiter Icy Moons Explorer (Juice) spacecraft, barreling through our solar system, recently used Earth's gravity to ...

A star’s flyby likely altered the orbits of trans-Neptunian objects beyond Neptune that changes how we view the solar ...

This video explores the key characteristics of each planet within our solar system. Suitable for teaching science at KS1 and ...

Google Maps in Space lets you "walk" the surface of the Moon, Mars, Venus, and other entities in the Solar System, as well as ...

"If giant planets in our Solar System have rings, and if centaurs (asteroids beyond Jupiter's orbit) and trans-Neptunian objects also have them, why don't moons in the Solar System have rings?" ...

About 4.6 billion years ago, this gigantic cloud was transformed into our Sun. The processes that followed gave rise to the solar system, complete with eight planets, 181 moons, and countless ...

Scientists may have found an explanation for the mysterious, eccentric orbits of objects far beyond Neptune in our solar ...

Our solar system might still bear the scars from an extremely close shave with an alien star. Such an encounter – the closest pass we know of – would have shaken up objects on the outskirts and might ...