To understand what Americans are experiencing with this winter blast, we need to look more than 20 miles above the surface of ...

Earth’s atmosphere is slowly leaking into space, and new research shows some of it reaches the Moon, where it may be ...

Old satellites and other space junk fall toward Earth every day, and the shock waves they create could be used to track their trajectories, according to new research.

When you look at photographs of Earth from space, the planet looks like a blue marble, with patterns of clouds lying on the surface of the marble. It seems as if Earth's atmosphere is incredibly thin, ...

Recent studies suggest that the Moon, now a barren world with a negligible atmosphere, may once have had an atmosphere akin to Earth’s. This intriguing possibility is based on new research analyzing ...

Scientists have spotted two gases in Venus's atmosphere that may be the fingerprints of life on our hostile neighbor. Phosphine gas and ammonia gas have been detected in the planet's thick, hot ...

The Moon may not have much of an atmosphere, mostly because of its weak gravitational field (whether it had a substantial atmosphere billions of years ago is debatable). But it is thought to presently ...

While trying to determine if it could use the entire Earth’s atmosphere as a massive sensor, the US military’s Defense Advanced Research Projects Agency (DARPA) made a highly unusual detection. The ...