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🛰️ ROCKET BODY · HISTORICAL RECORD

CZ-5B Stage 1

Re-entered 9 May 2021

CZ-5B Stage 1 (NORAD 48275, COSPAR 2021-035B) was a CN satellite that re-entered Earth's atmosphere on 9 May 2021, launched on 29 Apr 2021 on the Tianhe mission. It was operated by CNSA. The spacecraft was built by CALT on the CZ-5 H5-1 bus, with a mass of 21,600 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.

2021
launched
2021
re-entered
0
years on orbit
21,600
kg mass

Lifecycle

Launched29 Apr 2021 · on the Tianhe mission
Re-entered9 May 2021 · atmospheric re-entry — object destroyed

Specifications

NORAD ID48275
COSPAR2021-035B
TypeRocket body
OperatorCNSA
Country / StateCN
ManufacturerCALT
BusCZ-5 H5-1
Mass21,600 kg
OrbitLEO (LLEO/I)
Altitude169 × 374 km
Inclination41.5°

Frequently asked questions

What happened to CZ-5B Stage 1?

CZ-5B Stage 1 re-entered Earth's atmosphere on 9 May 2021, ending a mission that began with its launch in 2021. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did CZ-5B Stage 1 re-enter the atmosphere?

CZ-5B Stage 1 re-entered on 9 May 2021, according to Orbital Radar's historical catalogue records.

Who operated and built CZ-5B Stage 1?

CZ-5B Stage 1 was operated by CNSA and built by CALT (CN).

Launched together

Tianhe hao hexin cangNORAD 48274Naxing-4ARe-entered 2025Naxing-4BNORAD 63523
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.