To solve that problem, a team of German researchers at the Technical University in Berlin figured that, instead of having a ...

Does our Solar System have 9 planets or only 8? Astronomers have gone back and forth on that a lot, with Pluto now being classified as a dwarf planet. However, out beyond Neptune there could be ...

NASA has been monitoring a never-before-seen planet in its solar system, which is eight times the size of Earth.

The latest update for Sins of a Solar Empire 2 brings some icy variety to the galaxy, adds new ship artifacts, and tweaks the game's AI.

"Across the universe we’re adding billions of new solar systems and trillions of new planets ... Murray also says the game's lighting system has been rewritten and new water physics have ...

Here, I'll let him explain: "Across the universe we’re adding billions of new solar systems and trillions of new planets ... Murray also says the game's lighting system has been rewritten ...

(The point at the end of the apsis is the aphelion). For some bodies, like all of the planets of the solar system, the difference between the perihelion and aphelion is quite negligible.

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of our Solar System. The planet sizes tested were 1 percent of Earth's mass, ...

For a few brief evenings around February 28, every planet in our solar system will be visible at once, with Mercury making a cameo in the planetary parade which is running all this month and next.

During the first nights of February, the crescent moon should line up with the planets as well. The planets are spread far apart in the solar system, AccuWeather wrote. Although it can be hard to see ...