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ISS (UNITY) (25575)
COSPAR: 1998-069F | Alt Name: Unity
Image
Additional Sources
Launch Details
Launch Date
December 4, 1998
Launch Site
Launch Pad
LC39A
Launch Vehicle
Space Shuttle
Orbital Elements
NORAD ID
25575
International Designator
1998-069F
Epoch
Sat, 04 Jul 2026 02:07:57 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
51.63°
Right Ascension
216.43°
Eccentricity
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Argument of Perigee
253.07°
Period
92.97 min
Mean Motion
15.49 rev/day
Latitude
Calculating...
Longitude
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Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
ISS (UNITY)
Alternative Name
Unity
Type
Payload
Status
Operational
Owner
JSC
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 25575U 98069F 26185.08885440 .00007564 00000-0 14587-3 0 9995
2 25575 51.6303 216.4301 0006763 253.0749 106.9498 15.48879284538271
Source: Celestrak
Summary
The ISS (UNITY), also known as Unity, is a space station node module manufactured by BOHSV and owned by JSC. It was launched on December 4, 1998, from LC39A at AFETR using the Space Shuttle as its launch vehicle. The satellite has dimensions of 5.2 meters in length and diameter with a span of 5.2 meters, and it had a launch mass and dry mass of 9280 kilograms each. Unity's purpose is to serve as a space station node module for the International Space Station (ISS), and its power supply comes via ISS connections. The satellite has a cylindrical shape and was configured without motors or equipment listed in the provided data.
Physical Characteristics
Length
5.2
Diameter
4.4
Span
5.2
Dry Mass
9280
Launch Mass
9280
Shape
Cyl
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
ISS Node 1
Purpose
Space station node module
Mission
Space station node module
Manufacturer
BOHSV
Life Expectancy
Unknown
Bus
ISS Node
Configuration
Unknown
Motor
None
Equipment
?
Power System
via ISS
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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