Even with a good telescope you won’t come across a sight quite like this one. It is a familiar object…
Christmas Eve, Dec. 24, 1968: Mission commander Frank Borman, command module pilot James Lovell and lunar module pilot William Anders…
Resembling a work of modern art, variegated green crop circles cover what was once shortgrass prairie in southwestern Kansas. The…
This artist’s concept depicts a supermassive black hole at the center of a galaxy. NASA’s Galaxy Evolution Explorer found evidence…
Nearly enveloped by the smoke after ignition, the Delta II rocket carrying NASA’s Dawn spacecraft rises from the launch pad…
The Day fire has been burning in Southern California’s Ventura County since Labor Day, and has consumed more than 160,000…
STS-117 mission specialist Steven Swanson participates in the mission’s second extravehicular activity. Among other tasks, Swanson and fellow astronaut Patrick…
This Hubble Space Telescope image of the star V838 Monocerotis reveals dramatic changes in the illumination of surrounding dusty cloud…
Three thousand light-years away, the Cat’s Eye Nebula, a dying star throws off shells of glowing gas. This image from…
Eta Car is a massive star, but it’s not as bright as it used to be. Now visible only in…