The view was acquired on Sept. 14, 2017 at 19:59 UTC (spacecraft event time). The view was taken in visible light using the ...

Why Has No Rocket Surpassed Saturn V? Despite advances in technology, no rocket has matched Saturn V’s power and size. But ...

Here's everything you need to know about why Saturn's rings are about to disappear — and when they will return.

Saturn's iconic ring system will disappear, albeit temporarily, on March 23—a preview of its fate in 100 million years.

The twin probes should operate for about a year before the team is forced to shut off yet more instruments. The Voyager ...

A theory involving a "mushy zone" of ice along the moon’s fissures could explain the enormous plumes erupting from its south ...

NASA’s twin Voyager probes, which launched in 1977, are the longest-running missions to send data home. But as their power ...

James Webb Space Telescope and the W.M. Keck Observatory captured new images of Saturn's moon Titan. Credit: NASA/STScI/W. M.

After Friday's spectacle, a "planet parade" of this size won't appear in the night sky for several years, experts say.

The world’s premier space observatory has spotted a mysterious and huge, free-floating planetary-mass object that’s “just 20 ...

Mercury has a rocky surface when, facing the sun, can reach highs of 800 degrees while overnight lows could reach minus 290 ...

NEW YORK (AP) — NASA is switching off two science instruments on its long-running twin Voyager spacecraft to save power. The ...