In doing so, they found this orphan is within the same weight class as Saturn, strengthening the case that the galaxy teems ...

NASA's MAVEN spacecraft, which has orbited Mars since 2014, went quiet abruptly in early December. Efforts to reestablish a ...

Astronomers are getting used to a strange new kind of cosmic mystery: worlds that seem to appear in their data, linger for ...

NASA’s Hubble Space Telescope has captured infant planets colliding around Fomalhaut, one of the brightest stars in the night ...

For skywatchers, 2026 kicks off with a great chance to view Jupiter at its biggest and brightest, according to NASA’s latest ...

A newly discovered exoplanet is rewriting the rules of what planets can be. Orbiting a city-sized neutron star, this ...

New images from NASA 's Hubble Space Telescope have revealed an enormous, oddly shaped disk of gas and dust around a single ...

NASA’s Mars rover finds organic signals in mudstone that resemble microbial activity, sparking new debate over life on the ...

A NEWLY discovered rogue planet without a host star like the sun to orbit around has been detected dashing through space on ...

It's unlikely you'll be able to walk outside and see a line of planets, but according to NASA, a seven-planet parade happening tonight could be visible in some form in parts of the U.S. The upcoming ...

Astronomers have finally weighed a wandering “rogue” planet, uncovering a Saturn-mass world flung into the galaxy after a dramatic planetary breakup.

Close-up images from NASA’s MESSENGER spacecraft revealed that Mercury’s surface records impacts of almost unimaginable scale ...