Kosmos launches in 1973
January 1973
20 Jan
Kosmos 544
Kosmos24 Jan
Kosmos 545
Kosmos26 Jan
Kosmos 546
Kosmos
February 1973
28 Feb
Kosmos 549
Kosmos
April 1973
12 Apr
Kosmos 553
Kosmos19 Apr
Interkosmos 9
Kosmos
May 1973
17 May
Kosmos 558
Kosmos25 May
Kosmos 562
Kosmos
June 1973
8 Jun
Kosmos 564-571
Kosmos20 Jun
Kosmos 574
Kosmos26 Jun
Kosmos 576
Kosmos
August 1973
22 Aug
Kosmos 580
Kosmos28 Aug
Kosmos 582
Kosmos
September 1973
8 Sep
Kosmos 585
Kosmos14 Sep
Kosmos 586
Kosmos
October 1973
2 Oct
Kosmos 588-595
Kosmos16 Oct
Kosmos 601
Kosmos30 Oct
Interkosmos 10
Kosmos
November 1973
20 Nov
Kosmos 608
Kosmos27 Nov
Kosmos 610
Kosmos28 Nov
Kosmos 611
Kosmos
December 1973
4 Dec
Kosmos 614
Kosmos13 Dec
Kosmos 615
Kosmos19 Dec
Kosmos 617-624
Kosmos26 Dec
Oreol 2
Kosmos29 Dec
Kosmos 627
Kosmos