Kosmos 959 (Russian: Космос 959 meaning Cosmos 959) was a satellite which was used as a target for tests of anti-satellite weapons.

[2] It was launched aboard a Kosmos-3M carrier rocket,[3] from Site 132/1 at the Plesetsk Cosmodrome.

[4] Kosmos 959 was placed into a low Earth orbit with a perigee of 146 kilometres (91 mi), an apogee of 850 kilometres (530 mi), 65.8 degrees of inclination, and an orbital period of 94.6 minutes.

[1] It was successfully intercepted by Kosmos 961, as part of a non-destructive test.

[2][5] Kosmos 959 was the sixth of ten Lira satellites to be launched,[1] of which all but the first were successful.