US Space agency NASA will decide by February next year whether smaller spacecraft TESS could be used...

Astronomers have discovered that a distant dwarf planet, about two thirds the size of Pluto, lacks a...

Astronomers have discovered a new 'super-Jupiter' planet, 13 times bigger than Jupiter, the largest ...

Astronomers for the first time have discovered a young "homeless planet", up to seven times the size...

It could be decades before man steps foot on Mars, but scientists have warned that if he ever does, ...

Researchers claim to have found fresh physical evidence that the Moon was born in a flaming blaze wh...

A team of amateur astronomers has discovered a new planet, six times the size of Earth and surrounde...

A group of European astronomers has for the first time detected an Earth-like planet in a nearby ste...

Scientists have reported the existence of a "diamond planet" twice the size of Earth, and eight time...