Cygnus CRS Orb-4
|Mission type||ISS resupply|
|Spacecraft type||Enhanced Cygnus|
Thales Alenia Space
|Start of mission|
|Launch date||January or February 2015|
|Launch site||MARS LP-0A|
|Berthing at ISS|
|Berthing port||Harmony nadir|
Cygnus CRS Orb-4, also known as Orbital Sciences CRS Flight 4, is the fifth planned flight of the Orbital Sciences' unmanned resupply spacecraft Cygnus, its fifth flight to the International Space Station and the sixth launch of the company's Antares launch vehicle.
This is the fourth of eight flights by Orbital Sciences under the Commercial Resupply Services contract with NASA. This will be the second flight of the Castor 30XL second stage, and the maiden flight of the Enhanced sized Cygnus PCM. The mission is expected to launch in January or February 2015.
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- "Worldwide launch schedule". spaceflightnow.com. Retrieved 15 October 2012.
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