Sci Tech 1
Re-entered 9 Dec 2025Sci Tech 1 (NORAD 55133, COSPAR 2023-003A) was a CN satellite that re-entered Earth's atmosphere on 9 Dec 2025, launched on 9 Jan 2023 on the Keji-1/Tianmu/Tianqi mission. It was operated by XIAMT / ZXHK as part of the Xiamen T programme. The spacecraft was built by ZXHK on the XST bus, with a mass of 50 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 Sci Tech 1?
Sci Tech 1 re-entered Earth's atmosphere on 9 Dec 2025, ending a mission that began with its launch in 2023. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.
When did Sci Tech 1 re-enter the atmosphere?
Sci Tech 1 re-entered on 9 Dec 2025, according to Orbital Radar's historical catalogue records.
Who operated and built Sci Tech 1?
Sci Tech 1 was operated by XIAMT / ZXHK and built by ZXHK (CN).