Space Brief 9 May 2025
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CYGNUS OA-7 (42681)
COSPAR: 2017-019A | Alt Name: SS John Glenn
DECAYED
Image
Additional Sources
Launch Details
Launch Date
April 18, 2017
Launch Site
Launch Pad
SLC41
Launch Vehicle
Atlas V 401
Orbital Elements
NORAD ID
42681
International Designator
2017-019A
Decay Date
6/11/2017
Basic Satellite Info
Name
CYGNUS OA-7
Alternative Name
SS John Glenn
Type
Payload
Status
Decayed
Owner
OATKD
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
CYGNUS OA-7, also known as SS John Glenn, is a US satellite used for Space Station logistics, manufactured by OATKD and launched on April 18, 2017, from the SLC41 launch pad at AFETR using an Atlas V 401 launch vehicle. It measures 6.4 meters in length with a diameter of 2.9 meters and a span of 10.5 meters. The satellite has a dry mass of 1730 kg, identical to its launch mass. Its power system consists of two deployable solar arrays and batteries. Equipped with a Cyl+ 2 pan shape design and an RCS of 10.49, CYGNUS OA-7 is capable of transporting cargo for space station operations. The satellite's motor includes IHI BT-4 and 32 x MR-106M engines. It was operational for a lifetime of 66 days.
Physical Characteristics
Length
6.4
Diameter
2.9
Span
10.5
Dry Mass
1730
Launch Mass
1730
Shape
Cyl+ 2 pan
Radar Cross Section
10.49
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Cygnus OA-7
Purpose
Space Station logistics
Mission
Space Station logistics
Manufacturer
OATKD
Life Expectancy
66 days
Bus
EPCM
Configuration
Unknown
Motor
IHI BT-4, 32 x MR-106M
Equipment
Unknown
Power System
2 deployable solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
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