HomeLibraryRe-entered SatellitesHaloSat
🛰️ SATELLITE · HISTORICAL RECORD

HaloSat

Re-entered 4 Jan 2021

HaloSat (NORAD 43549, COSPAR 1998-067NX) was a US satellite that re-entered Earth's atmosphere on 4 Jan 2021, launched on 21 May 2018 on the 77KM No. 17501 mission. It was operated by UIA as part of the Iowa programme. The spacecraft was built by BLCAN on the Cubesat 6U bus, with a mass of 6 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.

2018
launched
2021
re-entered
3
years on orbit
6
kg mass

Lifecycle

Launched21 May 2018 · on the 77KM No. 17501 mission
Operational4 Jan 2021 · entered service
Retired4 Jan 2021 · end of operational service
Re-entered4 Jan 2021 · atmospheric re-entry — object destroyed

Specifications

NORAD ID43549
COSPAR1998-067NX
TypeSatellite
OperatorUIA
Country / StateUS
ManufacturerBLCAN
BusCubesat 6U
Mass6 kg
ProgrammeIowa
CategoryAST
OrbitLEO (LLEO/I)
Altitude399 × 407 km
Inclination51.6°

Frequently asked questions

What happened to HaloSat?

HaloSat re-entered Earth's atmosphere on 4 Jan 2021, ending a mission that began with its launch in 2018. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did HaloSat re-enter the atmosphere?

HaloSat re-entered on 4 Jan 2021, according to Orbital Radar's historical catalogue records.

Who operated and built HaloSat?

HaloSat was operated by UIA and built by BLCAN (US).

Launched together

CubeRRTRe-entered 2020TEMPEST-DRe-entered 2021RainCubeRe-entered 2020RadixRe-entered 2020Endurosat OneRe-entered 2020EquisatRe-entered 2020RadSat-gRe-entered 2021MemSatRe-entered 2020
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.