The unmanned Cygnus spacecraft, which is built by Orbital Sciences, is slated to blast off from NASA's Wallops Flight Facility in Virginia on Tuesday afternoon, in a launch that could be visible from large stretches of the U.S. East Coast.
The unmanned Cygnus spacecraft, which is built by Orbital Sciences, is slated to blast off from NASA's Wallops Flight Facility in Virginia on Tuesday afternoon, in a launch that could be visible from large stretches of the U.S. East Coast.