?


Mihaly
Horanyi

CU Boulder


Fred
Hoyle

Cambridge (Physics Tree)


Thomas
Gold

Cornell (Physics Tree)


Leon
Mestel

Trinity College, Cambridge (Physics Tree)


Allan Rex
Sandage

Mount Wilson-Palomar (Physics Tree)


Donald
Lynden-Bell

Cambridge (Physics Tree)


Peter Martin
Goldreich

Caltech (Physics Tree)


Carolyn C.
Porco

Space Science Institute (Physics Tree)

Colin
Mitchell

CU Boulder
(Options)

Colin MitchellX