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🛰️ SATELLITE · HISTORICAL RECORD

Tiandu-1

Re-entered 20 Mar 2024

Tiandu-1 (NORAD 59278, COSPAR 2024-051C) was a CN satellite that re-entered Earth's atmosphere on 20 Mar 2024, launched on 20 Mar 2024 on the Queqiao-2 mission. It was operated by SKTSS as part of the Tiandu programme. The spacecraft was built by SKTSS on the Tiandu-1 bus, with a mass of 61 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.

2024
launched
2024
re-entered
0
years on orbit
61
kg mass

Lifecycle

Launched20 Mar 2024 · on the Queqiao-2 mission
Operational1 Feb 2025 · entered service
Retired1 Feb 2025 · end of operational service
Re-entered20 Mar 2024 · atmospheric re-entry — object destroyed

Specifications

NORAD ID59278
COSPAR2024-051C
TypeSatellite
OperatorSKTSS
Country / StateCN
ManufacturerSKTSS
BusTiandu-1
Mass61 kg
ProgrammeTiandu
CategoryPLAN
OrbitBEO (CLO)
Altitude358 × 402,360 km
Inclination21.0°

Frequently asked questions

What happened to Tiandu-1?

Tiandu-1 re-entered Earth's atmosphere on 20 Mar 2024, ending a mission that began with its launch in 2024. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Tiandu-1 re-enter the atmosphere?

Tiandu-1 re-entered on 20 Mar 2024, according to Orbital Radar's historical catalogue records.

Who operated and built Tiandu-1?

Tiandu-1 was operated by SKTSS and built by SKTSS (CN).

Launched together

Queqiao-2Re-entered 2024Tiandu-2Re-entered 2024
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.