Thor launches in 1961
February 1961
17 Feb
Discoverer 20
Thor18 Feb
Discoverer 21
Thor22 Feb
Transit 3B
Thor
March 1961
30 Mar
Missile test
Thor30 Mar
Discoverer 22
Thor
April 1961
8 Apr
Discoverer 23
Thor
June 1961
8 Jun
Discoverer 24
Thor16 Jun
Discoverer 25
Thor20 Jun
Missile test
Thor29 Jun
Transit 4A
Thor
July 1961
7 Jul
Discoverer 26
Thor21 Jul
Discoverer 27
Thor
August 1961
4 Aug
Discoverer 28
Thor30 Aug
Discoverer 29
Thor
September 1961
6 Sep
Missile test
Thor12 Sep
Discoverer 30
Thor17 Sep
Discoverer 31
Thor
October 1961
13 Oct
Discoverer 32
Thor23 Oct
Discoverer 33
Thor
November 1961
5 Nov
Discoverer 34
Thor15 Nov
Discoverer 35
Thor15 Nov
Transit 4B
Thor
December 1961
6 Dec
Missile test
Thor12 Dec
Discoverer 36
Thor