ISS Repair Plan Forces Commercial Launch Delay

NASA on Tuesday postponed a cargo mission to the International Space Station and instead scheduled three spacewalks so that astronauts can fix a broken cooling system at the research outpost.

December 17, 2013
7:50 PM EST
An Orbital Science Corporation Antares rocket is in position at launch Pad-0A at NASA's Wallops Flight Facility in advance of its planned Dec. 17, 2013 launch in Wallops Island, Virginia. The launch has now been delayed. | Bill Ingalls/NASA/Getty