The monsterous 85-mile-wide comet C/2014 UN271 isn't just the largest icy rock in the Oort Cloud, it's the second most ...

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

Out where the Sun shrinks to a bright pin, Voyager 1 is getting a cosmic suntan. Nearly 24 billion kilometers from Florida’s ...

Solar system coverage from Scientific American, ... suggests that strange circular formations on Venus could be volcanic “rings of fire” created by ongoing geological activity.

NASA captured an image of the sun emitting a powerful solar flare that could interfere with technology on Earth.

NASA have found something new moving in our Solar System. Even thought it's not water, still a phenomenon worth of time ...

Because of potential water and a source of heat, Olympus Mons has been suggested as a place to look for potential alien life; ...

We Earthlings see the sun every day of our lives—but gaining a truly new view of our star is a rare and precious thing. So ...

its activity cycle, and the solar wind – a constant, high-speed stream of charged particles that flows outward from the sun’s outer atmosphere and fills the solar system. "We are not sure what we will ...

A new study has found that solar flares—sudden bursts of energy from stars—can trigger short-term weather changes on planets far beyond our solar system. The research, published in The Astronomical ...

New safety measures are in place at two waterfront parks in Kirkland as the city looks to get ahead of potential issues that ...