• 1959 — elected a Fellow of the American Physical Society • 1981 — honorary doctorate from Rockhurst College • 1981 —
Arctowski Medal from the National Academy of Sciences • 1981 — John Adam Fleming Medal from the American Geophysical Union • 1983 — elected to the National Academy of Sciences • 1986 — elected to the International Academy of Astronautics • 1986 — Henry Russel Lectureship at the University of Michigan • 1994 — U. of Michigan's Attwood Award for excellence in research ==References==