4 ms·Those are not astrophysicists but theoretical physicists?by JPLeRouzic 4y agoThose are not astrophysicists but theoretical physicists?a2800276 4y agoThey are also no longer among us. Sorry, should have qualified "living"adastra22 4y agoI’m not sure that is a real distinction. Astrophysics is a subfield of physics, and these men were physicists who dealt cosmology.