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🛰️ SATELLITE · HISTORICAL RECORD

OSNSAT

Re-entered 11 Jan 2018

OSNSAT (NORAD 41939, COSPAR 1998-067KZ) was a US satellite that re-entered Earth's atmosphere on 11 Jan 2018, launched on 9 Dec 2016 on the 77KM No. 17501 mission. It was operated by OSN as part of the OSN programme. The spacecraft was built by OSN on the Tubesat 1U bus, with a mass of 0.75 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
2018
re-entered
2
years on orbit
0.75
kg mass

Lifecycle

Launched9 Dec 2016 · on the 77KM No. 17501 mission
Operational1 Jan 2017 · entered service
Retired1 Jan 2017 · end of operational service
Re-entered11 Jan 2018 · atmospheric re-entry — object destroyed

Specifications

NORAD ID41939
COSPAR1998-067KZ
TypeSatellite
OperatorOSN
Country / StateUS
ManufacturerOSN
BusTubesat 1U
Mass0.75 kg
ProgrammeOSN
CategoryCOM
OrbitLEO (LLEO/I)
Altitude394 × 408 km
Inclination51.6°

Frequently asked questions

What happened to OSNSAT?

OSNSAT re-entered Earth's atmosphere on 11 Jan 2018, 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 OSNSAT re-enter the atmosphere?

OSNSAT re-entered on 11 Jan 2018, according to Orbital Radar's historical catalogue records.

Who operated and built OSNSAT?

OSNSAT was operated by OSN and built by OSN (US).

Launched together

STARS-C OyakiRe-entered 2018FREEDOMRe-entered 2017TANCREDO-1Re-entered 2017ITF-2Re-entered 2019Waseda-SAT 3Re-entered 2018EGGRe-entered 2017AOBA-VeloxIIIRe-entered 2018TuPODRe-entered 2017
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.