HomeLibraryRe-entered SatellitesSPA-1 Trailblazer
🛰️ SATELLITE · HISTORICAL RECORD

SPA-1 Trailblazer

Re-entered 22 May 2016

SPA-1 Trailblazer (NORAD 39400, COSPAR 2013-064W) was a US satellite that re-entered Earth's atmosphere on 22 May 2016, launched on 20 Nov 2013 on the ORS-3 mission. It was operated by UNMC as part of the UNM programme. The spacecraft was built by UNMC 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.

2013
launched
2016
re-entered
3
years on orbit
1
kg mass

Lifecycle

Launched20 Nov 2013 · on the ORS-3 mission
Operational20 Nov 2013 · entered service
Retired20 Nov 2013 · end of operational service
Re-entered22 May 2016 · atmospheric re-entry — object destroyed

Specifications

NORAD ID39400
COSPAR2013-064W
TypeSatellite
OperatorUNMC
Country / StateUS
ManufacturerUNMC
BusCubesat 1U
Mass1 kg
ProgrammeUNM
CategoryTECH
OrbitLEO (LLEO/I)
Altitude494 × 503 km
Inclination40.5°

Frequently asked questions

What happened to SPA-1 Trailblazer?

SPA-1 Trailblazer re-entered Earth's atmosphere on 22 May 2016, ending a mission that began with its launch in 2013. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did SPA-1 Trailblazer re-enter the atmosphere?

SPA-1 Trailblazer re-entered on 22 May 2016, according to Orbital Radar's historical catalogue records.

Who operated and built SPA-1 Trailblazer?

SPA-1 Trailblazer was operated by UNMC and built by UNMC (US).

Launched together

STP-SIV 2Re-entered 2023NSF FireflyRe-entered 2017ChargerSat 1.2Re-entered 2015Prometheus 1Re-entered 2015Lunar O/LRe-entered 2015Prometheus 3Re-entered 2015ORS-3Re-entered 2015PhoneSat 2.4Re-entered 2017
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.