TESS
Launch
Launched on Apr 18, 2018 from Space Launch Complex 40, United States of America aboard a Falcon 9 Block 4.
Falcon 9 Block 4 | TESS (Transiting Exoplanet Survey Satellite) →Live · TLE epoch 2026-09-21 14:50 UTC
Orbit class
HEO — Highly Elliptical (Molniya, Tundra, GTO)
Operator
United States Government
Country
United States
Manufacturer
—
Launched
Apr 18, 2018
Mass
—
Apogee
364,462 km
Perigee
119,101 km
Inclination
56.23°
Period
14.24 d
Altitude history
Apogee and perigee for TESS across 56 days of archived orbital elements (57 element sets, one per day).
Trend
Decaying
Change
-587.8 km
Rate
-10.52 km/day
Now
119101 × 364462 km
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.
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