Orbital Sciences Corp. has postponed the launch of its Cygnus cargo spacecraft to the International Space Station until 12:52 p.m. EDT on Sunday, July 13, from the Mid-Atlantic Regional Spaceport’s Pad 0A at NASA’s Wallops Flight Facility in Virginia. Severe weather in the Wallops area has repeatedly interrupted Orbital’s operations schedule leading up to the launch.
NASA Television coverage of Sunday’s launch will begin at noon.
If Cygnus launches on Sunday, rendezvous will occur on Wednesday, July 16, with grapple scheduled at 6:37 a.m. Rendezvous coverage will begin at 5:15 a.m., followed by berthing coverage at 8:30 a.m.
Cygnus is filled with approximately 3,300 pounds of supplies for the station, including science experiments to expand the research capability of the Expedition 40 crew, crew provisions, spare parts and experiment hardware.