Their analysis showed that the planet lies about 3,000 parsecs, or just under 10,000 light-years, from Earth. Its mass is ...

Pluto has long been one of the most debated celestial bodies in our solar system. Once classified as the ninth planet, it was redefined in 2006 as a dwarf planet, a decision that still sparks ...

In Apple TV’s Pluribus, a faint radio signal from deep space reshapes humanity, and the source, astronomers learn, is Kepler-22b, a world that exists far beyond our solar system. During episode 8, ...

In 1966 a television show called Star Trek made its debut, introducing fans of the show to a character named Spock, who hailed from a planet named Vulcan, which orbited a star called 40 Eridani A. The ...

Just 4.3 light years from Earth lies a star called Alpha Centauri A, which is famous for being the nearest star that resembles our own Sun. In the popular Avatar movies, this star's system is home to ...

A long time ago in a galaxy far, far away, there was a breathtaking diversity of planets. From the cockpit of the Millennium Falcon, rebel ships and Imperial cruisers, we've seen a colorful variety of ...

We have a pretty good idea of what lurks within our Solar System. We know there isn’t a Mars-sized planet orbiting between Jupiter and Saturn nor a brown dwarf nemesis heading our way. Anything large ...

“Dune: Part II” is one of the year’s most highly anticipated films, and it picks up where the first film left off: with Paul Atreides escaping into the desert on the planet Arrakis. It’s a ...

Forbes contributors publish independent expert analyses and insights. Eric Mack is a reporter covering science, sustainability and space. It’s been a while since we’ve heard about that made-up rogue ...

Our Sun has a rather lonely existence in the Milky Way galaxy. It sits on its own, four light years away from the nearest star, with only its planetary system for company. But it wasn’t always like ...