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🛰️ SATELLITE · HISTORICAL RECORD

ALL-STAR/PolarCube

Re-entered 6 Jun 2023

ALL-STAR/PolarCube (NORAD 47310, COSPAR 2021-002B) was a US satellite that re-entered Earth's atmosphere on 6 Jun 2023, launched on 17 Jan 2021 on the Elana XX mission. It was operated by COSG as part of the UCO programme. The spacecraft was built by COSG on the Cubesat 3U bus, with a mass of 4 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
2023
re-entered
2
years on orbit
4
kg mass

Lifecycle

Launched17 Jan 2021 · on the Elana XX mission
Operational1 Feb 2021 · entered service
Retired1 Feb 2021 · end of operational service
Re-entered6 Jun 2023 · atmospheric re-entry — object destroyed

Specifications

NORAD ID47310
COSPAR2021-002B
TypeSatellite
OperatorCOSG
Country / StateUS
ManufacturerCOSG
BusCubesat 3U
Mass4 kg
ProgrammeUCO
CategoryEOSCI
OrbitLEO (LLEO/I)
Altitude490 × 511 km
Inclination60.7°

Frequently asked questions

What happened to ALL-STAR/PolarCube?

ALL-STAR/PolarCube re-entered Earth's atmosphere on 6 Jun 2023, 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 ALL-STAR/PolarCube re-enter the atmosphere?

ALL-STAR/PolarCube re-entered on 6 Jun 2023, according to Orbital Radar's historical catalogue records.

Who operated and built ALL-STAR/PolarCube?

ALL-STAR/PolarCube was operated by COSG and built by COSG (US).

Launched together

CAPE 3Re-entered 2024Fox-1ERe-entered 2024TES-7Re-entered 2022Prometheus 2-11Re-entered 2023MiTEE 1Re-entered 2023Cu-PACERe-entered 2024PICS 1Re-entered 2024PICS 2Re-entered 2024
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.