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🛰️ SATELLITE · HISTORICAL RECORD

E-STAR-II

Re-entered 5 May 2024

E-STAR-II (NORAD 41459, COSPAR 2016-025D) was a I satellite that re-entered Earth's atmosphere on 5 May 2024, launched on 25 Apr 2016 on the Sentinel 1B/Microscope mission. It was operated by TORP as part of the Torino programme. The spacecraft was built by TORP on the Cubesat 1U bus, with a mass of 1 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.

2016
launched
2024
re-entered
8
years on orbit
1
kg mass

Lifecycle

Launched25 Apr 2016 · on the Sentinel 1B/Microscope mission
Operational1 Apr 2024 · entered service
Retired1 Apr 2024 · end of operational service
Re-entered5 May 2024 · atmospheric re-entry — object destroyed

Specifications

NORAD ID41459
COSPAR2016-025D
TypeSatellite
OperatorTORP
Country / StateI
ManufacturerTORP
BusCubesat 1U
Mass1 kg
ProgrammeTorino
CategoryTECH
OrbitLEO (LLEO/S)
Altitude442 × 686 km
Inclination98.2°

Frequently asked questions

What happened to E-STAR-II?

E-STAR-II re-entered Earth's atmosphere on 5 May 2024, ending a mission that began with its launch in 2016. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did E-STAR-II re-enter the atmosphere?

E-STAR-II re-entered on 5 May 2024, according to Orbital Radar's historical catalogue records.

Who operated and built E-STAR-II?

E-STAR-II was operated by TORP and built by TORP (I).

Launched together

Sentinel-1BNORAD 41456MicroscopeNORAD 41457OUFTI 1Re-entered 2024AAUSAT4Re-entered 2023
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.