NASA has announced the discovery of an Earth-like planet orbiting a Sun-like star that shares several other similarities with ...

Learn why only 14 out of over 6,000 exoplanets orbit two stars, and how Einstein’s general theory of relativity may be to blame.

Discover the only planet in our solar system that rotates clockwise. Learn why this 'rebel' planet spins backwards, how a collision changed its history, and why its days are longer than its years.

In a solar system far, far away NASA have discovered a planet which they think 'might be remarkably similar to Earth', though ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

We have all been taught in school that planets revolve in the same direction as the Earth, i.e., in the counterclockwise ...

In a real-life twist on Star Wars' Tatooine—a harsh desert planet with twin suns and a criminal underbelly—astronomers have found a bizarre new world that orbits two stars at a perfect right angle.

Researchers estimate that the planet has about a 50% chance of being in its star's Hoble zone.

The solar system consists of our star, the sun, and everything bound to it by gravity: the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune, along with dwarf planets like ...