Read Larry Niven’s Known Space collection of books. The probes sent from Earth were badly programmed...and yes, the generation ships had it rough when they got there.
94 posted on 06/14/2018 8:20:34 PM PDT by 50sDad
(A Liberal prevents me from telling you anything here)
Those were good books; though Ringworld was the better out of that series of four.
96 posted on 06/14/2018 8:38:18 PM PDT by wastedyears
(The left would kill every single one of us and our families if they knew they could get away with it)