one that no other planet in our Solar System can currently match. Will Humans Ever Live on Another Planet ? If we look at the planets in our Solar System—Mercury to Neptune—none offer the ...

Dimethyl sulfide is cool—and a potential biosignature—but scientists are urging caution before we declare a plankton party ...

A new study suggests that life may emerge rapidly on Earth-like planets once conditions become favorable. By analyzing ...

Earth has four seasons, but do other planets in our solar system also have hot summer days and cold winter nights?

To continue Popinchalk's city analogy, by looking beyond the Milky Way we're asking how many people live in all the cities on Earth. "If our galaxy has around 100 billion planets, and there are ...

One such moment was when space craft sent back images of the Earth for the first time. Another is the discovery of life on ...

Earth Day has always been a day that acknowledges our planet, which provides for us, and ways we can protect and preserve its ...

Astronomers announced Thursday that they had detected the most promising "hints" of potential life on a planet beyond ... there," he said. "I can realistically say that we can confirm this signal ...

Dune. Star Wars. Alien. Science fiction movies love alien worlds, and so do we. But how do scientists find planets outside our solar system in... How do astronomers find distant planets ..