
Expedition 13 Commander Pavel Vinogradov and Flight Engineer Jeff Williams began their mission Wednesday at 9:30 p.m. EST, as they…

In this 1957 photo, engineers at the Lewis Flight Propulsion Laboratory (now NASA's Glenn Research Center) check a model of…

The Esperanza Fire started on Oct. 26 in the dry brush near Palm Springs, Calif. By the time it was…

On October 1, 2005, El Salvador's Santa Ana Volcano, also known as the Ilamatepec Volcano, erupted for the first time…

American astronomer Clyde Tombaugh discovered Pluto, the ninth planet in our solar system, on February 18, 1930. Many key questions…

Shooting like a roman candle into Florida's blue sky from Launch Pad 39B, Space Shuttle Discovery kicked off the Fourth…

Natalya Koroleva, daughter of the late Sergei Pavlovich Korolev, head Soviet rocket engineer and designer, poses for a photograph at…

These shape-shifting galaxies have taken on the form of a giant mask. The icy blue eyes are actually the cores…

Vivid colors belie the arid landscape of northern Chile where the Atacama Desert, one of the world's driest, meets the…

This enhanced-color view shows gullies in an unnamed crater in the Terra Sirenum region of Mars. The image was taken…