Out of the Iron Womb! - Poul William Anderson

Behind a pale Venusian mask lay hidden the arch-humanist, the anti-tech killer ... one of those who needlessly had strewn Malone blood across the heavens from Saturn to the sun. Now—on distant Trojan asteroids—the rendezvous for death was plainly marked. This is an outstanding story from Poul Anderson, renowned as one of the greatest science fiction writers. - Summary by Author