Deep-sky objects shine and the giant planets show off their satellites as the bright light from the Moon disappears from our ...

The Fighting Dragons of Ara, also called the Rim Nebula and cataloged as NGC 6188, comprises dark, star-forming clouds and bright young suns.

First-magnitude Saturn crosses into Pisces today, readily visible to the naked eye as the brightest light in the southwestern sky as it sinks slowly toward the horizon a few hours after sunset. You’ll ...

When the Huygens probe dropped into Titan’s atmosphere on Jan. 14, 2005, no one knew what to expect. For landings on Mars or the Moon, mission scientists plotted out landing sites with meticulous care ...

Ever since the first human spaceflight on April 12, 1961, humanity has continued to push outward to better understand our solar system and ourselves.