A test of a new rocket motor for NASA’s future moon missions went awry this week, with the full-size booster hurling a ...

NASA’s Space Launch System (SLS) is ready to fly with its four shuttle-era engines. The rocket, outfitted with the RS-25 ...

The rocket, known as S.L.S., has some visual similarities to the retired space shuttles. This is by design: To simplify development of its new moon rocket, NASA reused much of the 1970s space ...

NASA's newest rocket makes launch pad debut 01:52. NASA's new SLS moon rocket, the most powerful in agency history, was rolled out to launch pad 39B at the Kennedy Space Center overnight Thursday ...

NASA plans to test launch its newest rocket — one it hopes will eventually take astronauts back to the moon. But the rocket's big price tag has some critics skeptical about its future.

NASA is just hours away from finally sending its big new moon rocket on its first test flight. The launch window opens at 1:04 a.m. Eastern. The 32-story-tall behemoth is being prepped by workers ...

NASA's most powerful rocket yet, carrying an Orion capsule designed to carry astronauts to the moon, blasted off from Kennedy Space Center on Wednesday. The spaceship is now embarking on a 25-day ...

NASA is finally set to launch its new mega-rocket, shooting an Orion spaceship designed for astronauts around the moon, on Wednesday at 1:04 a.m. ET. In a bid to return astronauts to the lunar ...

NASA is shooting for a late August launch of its giant, new moon rocket. Wednesday's announcement came on the 53rd anniversary of the Apollo 11 moon landing. Fox News Media ...

CAPE CANAVERAL, Fla.— A NASA spacecraft rocketed away Monday on a quest to explore Jupiter’s tantalizing moon Europa and reveal whether its vast hidden ocean might hold the keys to life. It ...

This is by design: To simplify development of its new moon rocket, NASA reused much of its 1970s space shuttle technology. The Space Launch system’s cargo on Monday is Orion, ...

CAPE CANAVERAL, Fla.— A NASA spacecraft rocketed away Monday on a quest to explore Jupiter’s tantalizing moon Europa and reveal whether its vast hidden ocean might hold the keys to life. It ...