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🛰️ SATELLITE · HISTORICAL RECORD

STMSat 1

Re-entered 21 Apr 2017

STMSat 1 (NORAD 41476, COSPAR 1998-067HW) was a US satellite that re-entered Earth's atmosphere on 21 Apr 2017, launched on 6 Dec 2015 on the 77KM No. 17501 mission. It was operated by STMS as part of the STMSat programme. The spacecraft was built by STMS 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.

2015
launched
2017
re-entered
2
years on orbit
1
kg mass

Lifecycle

Launched6 Dec 2015 · on the 77KM No. 17501 mission
Operational16 May 2016 · entered service
Retired16 May 2016 · end of operational service
Re-entered21 Apr 2017 · atmospheric re-entry — object destroyed

Specifications

NORAD ID41476
COSPAR1998-067HW
TypeSatellite
OperatorSTMS
Country / StateUS
ManufacturerSTMS
BusCubesat 1U
Mass1 kg
ProgrammeSTMSat
CategoryTECH
OrbitLEO (LLEO/I)
Altitude398 × 403 km
Inclination51.6°

Frequently asked questions

What happened to STMSat 1?

STMSat 1 re-entered Earth's atmosphere on 21 Apr 2017, ending a mission that began with its launch in 2015. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did STMSat 1 re-enter the atmosphere?

STMSat 1 re-entered on 21 Apr 2017, according to Orbital Radar's historical catalogue records.

Who operated and built STMSat 1?

STMSat 1 was operated by STMS and built by STMS (US).

Launched together

AggieSat-4/LONESTAR 2Re-entered 2016Bevo 2/LONESTAR 2Re-entered 2017MinXSSRe-entered 2017CADRERe-entered 2017Nodes 1Re-entered 2017Nodes 2Re-entered 2017Dove 0C37Re-entered 2018Dove 0C78Re-entered 2018
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.