Kosmos 1546 (Russian: Космос 1546 meaning Cosmos 1546) is a Soviet US-KS missile early warning satellite which was launched in 1984 as part of the Oko programme.

The satellite is designed to identify missile launches using optical telescopes and infrared sensors.

[1] Kosmos 1546 was launched from Site 200/40 at Baikonur Cosmodrome in the Kazakh SSR.

[1] A Proton-K carrier rocket with a DM upper stage was used to perform the launch, which took place at 05:53 UTC on 29 March 1984.

[3] The United States Space Command assigned it the Satellite Catalog Number 14867.