Key statistics
Satellite HST at a glance.
Uptime
12837
Days in orbit
Revolutions
≈ 15.3
Per day
Orbit
LEO
Low Earth Orbit
Inclination
28.5
Latest
Satellite identification and parameters
Extended collection of information and parameters for HST.
Object identification
Identified? True
Debris? False
Object name: HST
International designator: 1990-037B
Object number (NORAD): 20580
Object ID (CCSDS): 20580
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 94.407 minutes
Inclination: 28.4692 deg
SMA: 6867.981 km
Apoapsis: 491.652 km
Periapsis: 488.04 km
RAAN: 53.856 deg
Eccentricy: 0.000263
Argument of periapsis: 76.5975 deg
Mean anomaly: 283.4912 deg
Mean motion: 15.25313538 rev/day
Mean motion (dot): 0.00005049 rev/day2
B* drag term: 0.00018657 1/REarth
Two-line elements (TLE)
Creation date: June 16, 2025, 2:46 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: June 15, 2025, 8:49 p.m. UTC
TLE line 0: 0 HST
TLE line 1: 1 20580U 90037B 25166.86804874 .00005049 00000-0 18657-3 0 9997
TLE line 2: 2 20580 28.4692 53.8560 0002630 76.5975 283.4912 15.25313538732484
Live tracking on map
Real-time ground track for satellite HST.
In-orbit conjunctions
There are no conjunctions computed for HST, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
STS-31 was the thirty-fifth mission of the space shuttle program. Discovery's tenth mission deployed the Hubble Space Telescope.
HST was lifted into orbit during the mission ‘Space Shuttle Discovery / OV-103 | STS-31 (Hubble)’, on board a Space Shuttle space rocket.
The launch took place on April 24, 1990, 12:33 p.m. from Launch Complex 39B.
For more information about the launch, click the button.
Space Shuttle Discovery / OV-103 | STS-31 (Hubble)
Agency: N/A
Status: Launch Successful
Launch date: April 24, 1990, 12:33 p.m. UTC
Rocket: Space Shuttle
Launch pad: Launch Complex 39B
Location: Kennedy Space Center, FL, USA
...
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A galaxy ablaze with young stars is the subject of this NASA/ESA Hubble Space Telescope image. Named NGC 685, this galaxy is situated about 64 million light-years away in the constellation Eridanus (the River). NGC 685 is a barred spiral because its feath...
Hubble Captures Cotton Candy Clouds
This NASA/ESA Hubble Space Telescope image features a sparkling cloudscape from one of the Milky Way’s galactic neighbors, a dwarf galaxy called the Large Magellanic Cloud. Located 160,000 light-years away in the constellations Dorado and Mensa, the Large...
Hubble Filters a Barred Spiral
This NASA/ESA Hubble Space Telescope image features a luminous tangle of stars and dust called the barred spiral galaxy NGC 1385, located about 30 million light-years away. Hubble released an earlier image of NGC 1385, but the two images are notably diffe...
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