NASA’s Voyager 2 became the first and still only spacecraft to fly by Uranus, offering humanity its first close-up look at this mysterious, icy giant. Orbiting over 1.8 billion miles from Earth, ...

NASA's Voyager 2 spacecraft made its closest approach to Jupiter. It came within 354,000 miles (570,000 kilometers) of the ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

The discovery resets our understanding of how ice behaves in the frigid vastness of deep space and could influence our ...

The object of the experiments was to study, in particular, the diamond-type cubic form of ice observed by König 1 in deposits formed at low temperatures from the residual vapour in an electron ...

Neptune is called an “ice giant” because it’s mostly made of a thick, slushy mix of water, methane, and ammonia, which ...