The Solar System is very tidy. You have four rocky planets near the Sun, and four gas giant planets further away. An asteroid ...

An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the ...

Discover interesting facts about Saturn, its rings and whether it could contain extraterrestrial life.

A study led by Paolo Padoan, ICREA research professor at the Institute of Cosmos Sciences of the University of Barcelona ...

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.

In a memorable image from the 1977 film "Star Wars," the young hero Luke Skywalker gazes at two suns setting above the ...

Astronomers claim they've found the most promising signs of possible life on a planet outside of our solar system.

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

Astronomers have made a detection suggesting biosignatures, or signs of biological activity, on an exoplanet located 124 ...

Astrophysicist Nikku Madhusudhan poses for a photo at the Institute of Astronomy at the University of Cambridge ... Astronomers have found possible chemical signs of life on a distant planet outside ...