Have you ever wondered why everything in the Universe seems to rotate in a counterclockwise direction? From the spinning of ...

The planets and moons then all rotate in the same direction. But only a few moons in our solar system were likely created this way. Scientists predict that Jupiter’s and Saturn's inner moons ...

Some planets, such as Saturn, have more than a hundred moons, while others, such as Venus, have none. NASA/JPL-Caltech/Space Science Institute via AP ...

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

Moons of free-floating planets “will not be the most favorable places for life to arise,” says astrophysicist Alex Teachey, of the Academia Sinica Institute of Astronomy & Astrophysics in ...

Ultimately, the question of why some planets have moons is still widely debated, but factors such as a planet’s size, gravitational pull, Hill sphere radius and how its solar system formed may ...

The Universe’s most abundant ice isn’t formless—it’s secretly laced with crystals. And that might change how we think about ...

Lake Effect astronomy contributor Jean Creighton shares some myths behind some of our solar system’s most famous moons and ...

"We would need to consider the possibility that the source was created (or trapped as a primordial black hole) by a highly ...

Starfield planets - all systems, moons, and worlds. There are over 1,000 Starfield planets, so here’s a guide to every colony world and star system we know of in this vast, open-world space game.