LowEarth

STARLINK-1559

NORAD 46077· COSPAR 2020-055BC· Starlink· LEO
Launch
Launched on Aug 7, 2020 from Launch Complex 39A, United States of America aboard a Falcon 9 Block 5.
Falcon 9 Block 5 | Starlink 9
Starlink satellite (representative)
Representative Starlink image · Official SpaceX Photos · CC0 · via Wikimedia Commons
Live · TLE epoch 2026-09-08 19:51 UTC
Orbit class
LEO — Low Earth Orbit (circular, < 2,000 km)
Operator
SpaceX
Country
United States
Manufacturer
SpaceX
Launched
Aug 7, 2020
Mass
Apogee
435 km
Perigee
431 km
Inclination
53.02°
Period
1.55 h
Part of the Starlink constellation · this satellite is one of 10,866 (planned: 42,000)

SpaceX broadband mega-constellation in LEO. Currently the largest constellation ever flown.

Altitude history

Apogee and perigee for STARLINK-1559 across 103 days of archived orbital elements (105 element sets, one per day).

Trend
Decaying
Change
-28.7 km
Rate
-0.28 km/day
Now
431 × 435 km
448464431May 28Sep 9
Apogee Perigee

Derived from our own archive of CelesTrak orbital elements, sampled every 3 hours. Short windows show drag and station-keeping; they are not a reentry prediction.

Launched with

33 other catalogued objects still in orbit from launch 2020-055 (Falcon 9 Block 5 | Starlink 9).

…and 9 more from this launch.

Sources & further reading

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