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🛰️ SATELLITE · HISTORICAL RECORD

TESS

Re-entered 19 Apr 2018

TESS (NORAD 43435, COSPAR 2018-038A) was a US satellite that re-entered Earth's atmosphere on 19 Apr 2018, launched on 18 Apr 2018 on the TESS mission. It was operated by GSFC as part of the MIDEX programme. The spacecraft was built by OATKD on the Leostar-2 bus, with a mass of 362 kg. Like most satellites in low orbits, it was gradually slowed by atmospheric drag until re-entry. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.

2018
launched
2018
re-entered
0
years on orbit
362
kg mass

Lifecycle

Launched18 Apr 2018 · on the TESS mission
Re-entered19 Apr 2018 · atmospheric re-entry — object destroyed

Specifications

NORAD ID43435
COSPAR2018-038A
TypeSatellite
OperatorGSFC
Country / StateUS
ManufacturerOATKD
BusLeostar-2
Mass362 kg (317 kg dry)
ProgrammeMIDEX
CategoryAST
OrbitLEO (DSO)
Altitude258 × 268,488 km
Inclination29.6°

Frequently asked questions

What happened to TESS?

TESS re-entered Earth's atmosphere on 19 Apr 2018, ending a mission that began with its launch in 2018. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did TESS re-enter the atmosphere?

TESS re-entered on 19 Apr 2018, according to Orbital Radar's historical catalogue records.

Who operated and built TESS?

TESS was operated by GSFC and built by OATKD (US).

Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-10-11.