...wiped themselves out because the Mooncritters had guns and scientists are pacifists. However, before Earth was destroyed, a group of Freddians had built a massive starship, hoping to reach Alpha Centauri before 2050. It contained thousands of Freddians in stasis and had 5 thrusters, 2 engines, a cockpit, a stasis chamber, docking bay, life support but only 1 SS casing, so it had a 20% chance of surviving the long voyage. Space pirates were waiting, judging starships by their casingness. The starship only had a 20% chance of surviving the casingness test by the pirates...