John R.
Mentzer

Penn State (Physics Tree)


Chalmers Franklin
Sechrist

UIUC (Physics Tree)


Richard Peter
Turco

UCLA (Physics Tree)


Gerard P.
Kuiper

University of Arizona (Physics Tree)


Carl
Sagan

Cornell (Physics Tree)


Owen Brian
Toon

CU Boulder (Physics Tree)



Cristina L.
Archer

Stanford
(Options)

Cristina ArcherX