CAPE CANAVERAL, Fla. (AP) -- NASA's Maven spacecraft entered orbit around Mars for an unprecedented study of the red planet's atmosphere following a 442 million-mile journey that began nearly a year ago.
The robotic explorer successfully slipped into orbit around the red planet late Sunday night...
CAPE CANAVERAL, Fla. (AP) -- Spacewalking astronauts launched a tiny Peruvian research satellite Monday, setting it loose on a mission to observe Earth.
LOS ANGELES (AP) -- After several weather delays, NASA on Saturday launched a helium balloon carrying a saucer-shaped vehicle high in Earth's atmosphere to test technology that could be used to land on Mars.
CAPE CANAVERAL, Fla. (AP) -- A pair of astronauts took a spacewalk Thursday to install a new antenna and move a cargo boom outside the International Space Station.