In most Ancient Greek philosophical circles, the theory of a spherical earth was accepted by around the 5th century BC, and ...

A newly discovered planet sits in the habitable zone of its star, where temperatures are right for liquid water if the ...

With water being so important to life on Earth, scientists often look for it on exoplanets. But some of those worlds might ...

The exoplanet, dubbed GJ 251 c, is at least four times larger than our own planet and is likely to be a rocky world located ...

M dwarfs, or red dwarfs, are the most common type of star in our galaxy, accounting for more than half of all stars in the Milky Way. These small ...

These fascinating science facts prove that reality is often stranger—and a lot more interesting—than fiction These ...

Species: Unknown is an atmospheric cooperative first—person shooter about survival and exploration of a mysterious planet.

An international team of researchers has just revealed the existence of three Earth-sized planets in the binary stellar ...

Many scientists call Jupiter the architect of the solar system because its immense gravity influenced the orbits of other ...

Jupiter was shaping Earth's fate before our planet even existed, carving gaps in the early solar system that kept its ...

The wavelengths of radio light are so large that you can't capture a high-resolution image with a single dish. To capture an ...

Technically, it's not a real moon. It's what scientists call a quasi-moon—a space rock that doesn't orbit Earth directly but ...