USA launches in 1975
January 1975
February 1975
6 Feb
SMS-2
Delta20 Feb
Intelsat 4 F6
Atlas
March 1975
10 Mar
OPS-2439
Titan
April 1975
May 1975
7 May
Explorer 53
Scout7 May
Anik-A3
Delta20 May
OPS-9435
Titan22 May
Intelsat 4 F1
Atlas24 May
DMSP-5C-F2
Thor
June 1975
July 1975
15 Jul
Apollo-Soyuz Test Project
Saturn I
August 1975
7 Aug
DG-2
Titan9 Aug
COS-B
Delta20 Aug
Viking 1
Titan27 Aug
Symphonie-2
Delta
September 1975
9 Sep
Viking 2
Titan19 Sep
26 Sep
Intelsat 4A F1
Atlas
October 1975
6 Oct
Explorer 54
Delta9 Oct
OPS-5499
Titan12 Oct
Triad 2
Scout16 Oct
GOES-A
Delta
November 1975
6 Nov
20 Nov
Explorer 55
Delta