Orbital's Antares rocket makes successful test flight

The Antares launched smoothly from Virginia's Wallops Flight Facility and released a simulated cargo ship. It's slated to follow SpaceX's Falcon 9 as a commercial ISS resupply craft. (Credit: Video screenshot by Tim Hornyak/CNET) After multiple scrubbed launches last week, an Antares rocket finally lifted off the ground from NASA's Wallops Flight Facility in Virginia as part of Orbital Sciences' bid to transport cargo to the International Space Station.

Watch astronaut Chris Hadfield's zero-gravity workout

ISS Commander Chris Hadfield continues his entertaining video series by giving fans a glimpse of his workout routine in space. If you think your workout is reaching a plateau, don't complain to the men and women in space. They have to constantly work out to stave off the loss of muscle tissue.