HomeLibraryRe-entered SatellitesTianwen-2
🛰️ SATELLITE · HISTORICAL RECORD

Tianwen-2

Re-entered 29 May 2025

Tianwen-2 (NORAD 64197, COSPAR 2025-114A) was a CN satellite that re-entered Earth's atmosphere on 29 May 2025, launched on 28 May 2025 on the Tianwen-2 mission. It was operated by CASC as part of the Tianwen programme. The spacecraft was built by CAST on the DFH-4? bus, with a mass of 2,100 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.

2025
launched
2025
re-entered
0
years on orbit
2,100
kg mass

Lifecycle

Launched28 May 2025 · on the Tianwen-2 mission
Re-entered29 May 2025 · atmospheric re-entry — object destroyed

Specifications

NORAD ID64197
COSPAR2025-114A
TypeSatellite
OperatorCASC
Country / StateCN
ManufacturerCAST
BusDFH-4?
Mass2,100 kg (1,500 kg dry)
ProgrammeTianwen
CategoryPLAN
OrbitHEO (EEO)
Altitude170 × -75,000 km
Inclination28.0°

Frequently asked questions

What happened to Tianwen-2?

Tianwen-2 re-entered Earth's atmosphere on 29 May 2025, ending a mission that began with its launch in 2025. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Tianwen-2 re-enter the atmosphere?

Tianwen-2 re-entered on 29 May 2025, according to Orbital Radar's historical catalogue records.

Who operated and built Tianwen-2?

Tianwen-2 was operated by CASC and built by CAST (CN).

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