The Lincoln Experimental Satellite series was designed and built by Lincoln Laboratory at Massachusetts Institute of Technology between 1965 and 1976, under USAF sponsorship, for testing devices and t
LES-1
LES-4
Launch of the Titan IIIA rocket with satellite Lincoln Experimental Satellite 1.
The Initial Defense Communications Satellite Program or IDCSP was the first United States Department of Defense communications satellite constellation and the first stage of the Defense Communications
Set of IDCSP satellites in truss of Titan IIIC Transtage
Initial Defense Communications Satellite Program satellite diagram
Artist's rendering of a Transtage deploying IDCSP satellites
Titan IIIC-11 launch 16 June 1966