The moon crossed the sun's path on February 17, causing what is known as an annular solar eclipse. The sun was not covered ...

Far beyond Neptune, at the cold edge of our solar system, millions of icy objects drift quietly in a region called the Kuiper ...

Researchers discovered that gas stoves could be producing dangerous indoor air pollution — here's what you can do about it.

A new study hints that Saturn's largest moon, Titan, was created around 400 million years ago, when two massive moons smashed ...

Astronomers have puzzled for years over a strange pattern in the outer solar system. A surprising number of icy bodies far beyond Neptune resemble snowmen, made of two rounded lobes stuck together.

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...

The first clue came from NASA’s Transiting Exoplanet Survey Satellite, TESS, launched in 2018 to watch large areas of sky for tiny, repeating dips in starlight. Each dip marks a transit and reveals an ...

Planetary systems in the Milky Way galaxy tend to follow a particular pattern: rocky planets toward the center, closest to ...

Scientists suggest Titan formed from a giant moon collision that also may explain Saturn’s rings and strange moon orbits.

WASHINGTON, Feb 14 (Reuters) - Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that formed beyond the orbits of its gaseous ...

Since the 1990s, astronomers have found a handful of other dwarf planets in the belt, such as Eris and Sedna, along with ...