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🛰️ SATELLITE · HISTORICAL RECORD

CST-100 SV3

Re-entered 22 Dec 2019

CST-100 SV3 (NORAD 44900, COSPAR 2019-094A) was a US satellite that re-entered Earth's atmosphere on 22 Dec 2019, launched on 20 Dec 2019 on the Starliner SC3 mission. It was operated by BOCC as part of the Starliner programme. The spacecraft was built by BOC3PF on the CST-100 bus, with a mass of 8,000 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.

2019
launched
2019
re-entered
0
years on orbit
8,000
kg mass

Lifecycle

Launched20 Dec 2019 · on the Starliner SC3 mission
Operational22 Dec 2019 · entered service
Retired22 Dec 2019 · end of operational service
Re-entered22 Dec 2019 · atmospheric re-entry — object destroyed

Specifications

NORAD ID44900
COSPAR2019-094A
TypeSatellite
OperatorBOCC
Country / StateUS
ManufacturerBOC3PF
BusCST-100
Mass8,000 kg
ProgrammeStarliner
CategorySS
OrbitLEO (LLEO/I)
Altitude182 × 220 km
Inclination51.6°

Frequently asked questions

What happened to CST-100 SV3?

CST-100 SV3 re-entered Earth's atmosphere on 22 Dec 2019, ending a mission that began with its launch in 2019. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did CST-100 SV3 re-enter the atmosphere?

CST-100 SV3 re-entered on 22 Dec 2019, according to Orbital Radar's historical catalogue records.

Who operated and built CST-100 SV3?

CST-100 SV3 was operated by BOCC and built by BOC3PF (US).

Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.