Rings of rocky debris around Earth would disrupt satellites, ecosystems and even human survival before crashing down.

During the weekend, the orbits of Earth and Saturn will combine to create an interplanetary optical illusion for anyone with ...

What if Jupiter and Saturn collided in space? See the catastrophic cosmic results of two gas giants crashing together.

Saturn shocked skywatchers when its famous rings seemed to disappear, creating a rare sight caused by a ring plane crossing that briefly turns the giant planet’s rings edge-on to Earth.

Researchers document 55 instances of what they describe as "mini lightning" - but some scientists express caution over ...

When ultraviolet light hits ice—whether in Earth's polar regions or on distant planets—it triggers a cascade of chemical ...

There are several frozen moons in our solar system, orbiting the gas giants. Some of them, despite having temperatures that would make Antarctica feel tropical, have liquid water under the surface.

"The Pluto flyby happened, and I was in the right place at the right time - perfectly positioned to fall in love with it," ...

CAPE CANAVERAL, Fla. (AP) — Scientists have detected what they believe to be lightning on Mars by eavesdropping on the ...

Astrophysicist Neil deGrasse Tyson and comedian Chuck Nice decode the Mercury retrograde phenomenon on their hit science ...

Space weather forecasters have issued an alert for incoming severe solar storms NEW YORK -- Space weather forecasters issued an alert on Tuesday for incoming severe solar storms that could produce ...

Stargazers are in for a treat this weekend as Saturn's rings will become nearly invisible in a rare interplanetary optical ...