Sedna, a distant dwarf planet three-quarters the size of Pluto, is inching toward the brightest star in our sky — and in 2076 ...

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

Life outside the Earth is one of the biggest "what if" in history, but NASA is trying to put a end to the discussion - or add ...

The sun will eventually become a red giant, engulfing Earth in about 5 billion years. More solar energy hits Earth in one ...

In the outer reaches of our solar system, far beyond the orbit of Pluto, lies Sedna, one of the most mysterious objects ever ...

What methods can be used to identify subsurface oceans on the five largest moons of Uranus: Ariel, Umbriel, Titania and ...

Water, the cradle of life as we understand it, is no longer unique to Earth. From subsurface oceans on frozen moons to water vapor in extraterrestrial atmospheres, NASA's findings are redefining what ...

The dwarf planet is a bizarre, cryovolcanic world. However, the organic deposits discovered on its surface so far are unlikely to originate from its interior. The organic material found in a few ...

The organic material found in a few areas on the surface of dwarf planet Ceres is probably of exogenic origin. Impacting asteroids from the outer asteroid belt may have brought it with them.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Using data from NASA's now-defunct Dawn spacecraft, scientists have discovered that the dwarf ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The outer crust of the dwarf planet Ceres, which at 588 miles (946 kilometers) across is the ...