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DARPA High Freq. Receiver

Re-entered 9 Nov 2022

DARPA High Freq. Receiver (NORAD 42922, COSPAR 2017-050B) was a US satellite that re-entered Earth's atmosphere on 9 Nov 2022, launched on 26 Aug 2017 on the ORS-5 mission. It was operated by DARPA2 as part of the DARPA Tech programme. The spacecraft was built by USU on the Cubesat 3U bus, with a mass of 5 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.

2017
launched
2022
re-entered
5
years on orbit
5
kg mass

Lifecycle

Launched26 Aug 2017 · on the ORS-5 mission
Operational1 Nov 2022 · entered service
Retired1 Nov 2022 · end of operational service
Re-entered9 Nov 2022 · atmospheric re-entry — object destroyed

Specifications

NORAD ID42922
COSPAR2017-050B
TypeSatellite
OperatorDARPA2
Country / StateUS
ManufacturerUSU
BusCubesat 3U
Mass5 kg
ProgrammeDARPA Tech
CategoryTECH
OrbitLEO (LLEO/E)
Altitude309 × 605 km
Inclination24.5°

Frequently asked questions

What happened to DARPA High Freq. Receiver?

DARPA High Freq. Receiver re-entered Earth's atmosphere on 9 Nov 2022, ending a mission that began with its launch in 2017. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did DARPA High Freq. Receiver re-enter the atmosphere?

DARPA High Freq. Receiver re-entered on 9 Nov 2022, according to Orbital Radar's historical catalogue records.

Who operated and built DARPA High Freq. Receiver?

DARPA High Freq. Receiver was operated by DARPA2 and built by USU (US).

Launched together

ORS-5NORAD 42921Prometheus 2.2Re-entered 2017Prometheus 2.4Re-entered 2017
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.