Back to Resources

Cygnus OA-4 S.S. Deke Slayton II

Cygnus OA-4 S.S. Deke Slayton II was the first Enhanced Cygnus spacecraft and the programme's return-to-flight mission after the Orb-3 loss. Launched on 6 December 2015 aboard Atlas V, it delivered more than 7,000 pounds of research and supplies to the International Space Station and completed destructive reentry on 20 February 2016.

Identity

Aliases
OA-4S.S. Deke Slayton IIDeke Slayton IIOrbital ATK CRS-4
Name
Cygnus OA-4 S.S. Deke Slayton II
Slug
cygnus-oa-4-ss-deke-slayton-ii
Status
destroyed

Details

Description
Cygnus OA-4 S.S. Deke Slayton II was the first Enhanced Cygnus spacecraft and the programme's return-to-flight mission after the Orb-3 loss. Launched on 6 December 2015 aboard Atlas V, it delivered more than 7,000 pounds of research and supplies to the International Space Station and completed destructive reentry on 20 February 2016.
Manufacturer
Operator
Vehicle Family

Links

Assets & Meta

Creation Time
July 18, 2026 at 12:29:18 UTC
Updated Time
July 18, 2026 at 12:29:18 UTC

Other

First Flight Date
2015-12-06
Last Flight Date
2016-02-20
Serial Number
OA-4
Vehicle Code
S.S. Deke Slayton II