SpaceX plans unmanned flight to Mars as soon as 2018

They've landed a rocket on a ship.  They've taken over an historic NASA launch pad.  Now, SpaceX says they're going to Mars -- and soon.

Rocket landing overshadows SpaceX Dragon's return to flight

An experimental new type of module is among the fresh supplies headed to the International Space Station in SpaceX’s first Dragon cargo launch in nearly a year – punctuated by a heart-stopping at-sea landing of the rocket’s first stage.

Challenger commander's widow, son recall 'tough day'

When space shuttle Challenger exploded 30 years ago, June Scobee lost her husband and Rich Scobee lost his father.  Today, they were among hundreds of people who returned to Kennedy Space Center to mark the somber anniversary.

SpaceX rocket launch, landing success

SpaceX got their ambitious spaceflight dreams back on track in dramatic fashion Monday evening, with a gorgeous nighttime launch that lit up the Space Coast not just once, but twice – as the rocket’s first stage returned for an unprecedented landing at Cape Canaveral.

Sign of alien life? Kepler telescope spots strange star

A distant star is getting a lot of attention from astronomers – possibly as a sign that alien life is out there.

Liftoff! Orion launches into history

NASA took a small step towards another giant leap Friday. The space agency's Orion capsule successfully blasted off on an unmanned test flight, safely splashing down a few hours later.

Space shuttle Atlantis blasts into history

Space shuttle Atlantis found a hole in the clouds and launched into history on Friday, dazzling hundreds of thousands of spectators who mobbed Florida's coast to see the program's final flight.

Space shuttle Endeavour launches for final time

Space shuttle Endeavour soared into the sky for the last time Monday morning, delighting a crowd of hundreds of thousands of spectators as it created a bright but brief second sunrise.

Final launch for space shuttle Discovery

Space shuttle Discovery shook off delays and even a last-second glitch with a spectacular launch – a bittersweet moment for NASA as its most experienced craft blasted into orbit for the last time.