Arthur
Re-entered 31 Dec 2025Arthur (NORAD 48953, COSPAR 2021-059CC) was a B satellite that re-entered Earth's atmosphere on 31 Dec 2025, launched on 30 Jun 2021 on the Transporter-2 mission. It was operated by ASPLB as part of the Aerospacelab programme. The spacecraft was built by ASPLB on the Cubesat 12U bus, with a mass of 20 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.
Lifecycle
Specifications
Frequently asked questions
What happened to Arthur?
Arthur re-entered Earth's atmosphere on 31 Dec 2025, ending a mission that began with its launch in 2021. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.
When did Arthur re-enter the atmosphere?
Arthur re-entered on 31 Dec 2025, according to Orbital Radar's historical catalogue records.
Who operated and built Arthur?
Arthur was operated by ASPLB and built by ASPLB (B).