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🛰️ SATELLITE · HISTORICAL RECORD

Tianyi-17

Re-entered 31 Dec 2022

Tianyi-17 (NORAD 44841, COSPAR 2019-087D) was a CN satellite that re-entered Earth's atmosphere on 31 Dec 2022, launched on 7 Dec 2019 on the HEAD/Tianqi mission. It was operated by CTYK as part of the Tianyi programme. The spacecraft was built by CTYK on the Cubesat 6U bus, with a mass of 10 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
2022
re-entered
3
years on orbit
10
kg mass

Lifecycle

Launched7 Dec 2019 · on the HEAD/Tianqi mission
Operational1 Dec 2022 · entered service
Retired1 Dec 2022 · end of operational service
Re-entered31 Dec 2022 · atmospheric re-entry — object destroyed

Specifications

NORAD ID44841
COSPAR2019-087D
TypeSatellite
OperatorCTYK
Country / StateCN
ManufacturerCTYK
BusCubesat 6U
Mass10 kg
ProgrammeTianyi
CategoryIMG
OrbitLEO (LLEO/S)
Altitude494 × 509 km
Inclination97.4°

Frequently asked questions

What happened to Tianyi-17?

Tianyi-17 re-entered Earth's atmosphere on 31 Dec 2022, 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 Tianyi-17 re-enter the atmosphere?

Tianyi-17 re-entered on 31 Dec 2022, according to Orbital Radar's historical catalogue records.

Who operated and built Tianyi-17?

Tianyi-17 was operated by CTYK and built by CTYK (CN).

Launched together

HEAD-2ARe-entered 2023HEAD-2BRe-entered 2024Tianyi-16Re-entered 2024Tianqi-4ARe-entered 2024Tianqi-4BRe-entered 2024
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.