Question: Including the non-governmental organisation of experts committed to expanding the frontiers of space, what were the other two societies Loeb was elected fellow of?
Sentence (from "Deutsches Nationalkomitee Biologie"): The Deutsches Nationalkomitee Biologie (abbreviated DNK, German National Committee of Biology in English) is a scientific non-profit and non-governmental organisation which represents German biologists on an international level.
Relevant evidence: No