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Gideon Jan
Verdam
Leiden (MathTree)







Anton
Pannekoek
Amsterdam


David
Gill
Royal Observatory at Cape of Good Hope (Astronomy Tree)





Jan
Woltjer
Leiden (Astronomy Tree)




David
Thomson
University of Aberdeen (Astronomy Tree)


David
Gill
Royal Observatory at Cape of Good Hope (Astronomy Tree)










John Krom
Rees
Columbia

Harold
Jacoby
Columbia




George E.
Hale
Yerkes Observatory (Astronomy Tree)


Carl Ernst Heinrich
Schmidt
Kaiserliche Universität Dorpat (Chemistry Tree)

Arthur Joachim
von Oettingen
Kaiserliche Universität Dorpat (Meteorology Tree)

Wilhelm
Wundt
University of Leipzig (Neurotree)


Wilhelm Friedrich
Ostwald
Leipzig University (Chemistry Tree)


Thorvald
Thiele
Copenhagen University


Hans Emil
Lau
Urania observatory, Copenhagen


Carl
Charlier
University of Lund (Astronomy Tree)

Carl
Burrau
University of Lund


Elis
Strömgren
Copenhagen University


Hugo
von Seeliger
Universität München

C. L. Ferdinand
Lindemann
Universität München


Karl
Schwarzschild
Astrophysical Observatory Potsdam


Edward Singleton
Holden
Lick Observatory (Astronomy Tree)


Edward Emerson
Barnard
Lick Obsrvatory (Astronomy Tree)


William
Chauvenet
Washington University (Astronomy Tree)

William
Harkness
U.S. Naval Observatory (Astronomy Tree)

Asaph
Hall
Harvard (Astronomy Tree)

Simon
Newcomb
Johns Hopkins (Astronomy Tree)


Edward Singleton
Holden
Lick Observatory (Astronomy Tree)


John M.
Schaeberle
Lick Observatory

James Edward
Keeler
Lick Observatory

Edward Singleton
Holden
Lick Observatory (Astronomy Tree)


William Wallace
Campbell
Lick Observatory


Robert Grant
Aitken
Lick Observatory (Astronomy Tree)


Gerard P.
Kuiper
University of Arizona

Carl
Sagan
Cornell
(Options)


Jeffrey E.
Moersch
University of Tennessee






George
Musser
Scientific American

Jeffrey E.
Moersch
University of Tennessee

Keith
Milam
Ohio University

Craig
Hardgrove
Arizona State

Christina
Viviano
Johns Hopkins Applied Physics Laboratory

Matthew
Chojnacki
University of Arizona

Christopher
Tate
Oak Ridge National Laboratory

Cameron
McCarty
Marshall Space Flight Center

Andrea
Hughes
Embry-Riddle Aeronautical University

Karen R.
Stockstill
University of Tennessee

Livio L.
Tornabene
University of Tennessee

James B.
Pollack
NASA Ames Research Center (Astronomy Tree)

David
Crisp
Caltech (Astronomy Tree)

Mark S.
Marley
New Mexico State

Christopher P.
McKay
(Astronomy Tree)

Richard Evans
Young
NASA Ames Research Center (Astronomy Tree)

David D
Morrison
Ames Research Center (Astrobiology Academic Family Tree)

Owen Brian
Toon
CU Boulder

Feng
Tian
Tsinghua University

Jim
Murphy
New Mexico State (Astronomy Tree)




Erika L.
Barth
CU Boulder

Brandy E.
Gamblin
CU Boulder (Chemistry Tree)

Teresa L.
Segura
CU Boulder (Astronomy Tree)




Kaj E.
Williams
CU Boulder

Attila
Elteto
CU Boulder



Tianyi
Fan
CU Boulder

Richard A.
Urata
CU Boulder (Astronomy Tree)

Edward Willson
Dunham
MIT (Astronomy Tree)

James Jay
Klavetter
Cal State, Sacramento (Astronomy Tree)

William B.
Rossow
NASA Goddard Institute for Space Studies

Luiz A. T.
Machado
Instituto Nacional de Pesquisas Espaciais (Meteorology Tree)



William Reid
Thompson
Cornell (Astronomy Tree)


Kevin P.
Hand
Stanford (Chemistry Tree)

Akiva
Bar‐Nun
Tel Aviv University (Astronomy Tree)

Carl SaganX