After Doomsday

The only survivors of an annihilated human race must find one another somewhere in the cosmos and unite to destroy the alien aggressors who obliterated the Earth in this classic science fiction adventure
After a three-year mission, the American starship Benjamin Franklin and its all-male crew have returned to Earth, only to discover the planet is dead, a blackened shell devoid of life. It is clear that one of a trio of alien species engineered the holocaust, but which? When the captain of the Franklin falters, engineer Carl Donnan is forced to take command of the ship. The future of what remains of the human race is in his hands. Donnan's first priority is to escape with his crewmates; the second is to find out if there are other human survivors somewhere among the stars—unbeknownst to Donnan and the three hundred men now under his charge, the female crew of the Europa also survived the genocide—and the third is to seek vengeance,...