That was a capsule; look at the size of this relative to the aircraft — https://en.wikipedia.org/wiki/Discoverer_14#/media/File:Fairchild_C-119J_Flying_Boxcar_r

That was a capsule; look at the size of this relative to the aircraft — https://en.wikipedia.org/wiki/Discoverer_14#/media/File:Fairchild_C-119J_Flying_Boxcar_recovers_CORONA_Capsule_1960_USAF_040314-O-9999R-001.jpg https://en.wikipedia.org/wiki/Discoverer_14#/media/File:Fair... A first-stage booster is order(s?) of magnitude larger.