Name	Known for
Andrew Burt Self - Narrator (voice) Self - Narrator (voice) See fewer	The Legend of King Arthur (1979)
Nancy Roman Self - Head of Astronomy, NASA, 1959 Self - Head of Astronomy, NASA, 1959 See fewer	Nova (1974)
Eric Chaisson Self - Space Telescope Science Institute Self - Space Telescope Science Institute See fewer	Horizon (I) (1964)
Riccardo Giacconi Self - Director, Space Telescope Science Institute Self - Director, Space Telescope Science Institute See fewer	Horizon (I) (1964)
Lyman Spitzer Self - 'Father of the Space Telescope', Princeton University Self - 'Father of the Space Telescope', Princeton University See fewer	Horizon (I) (1964)
Bob O'Dell Self - Project Scientist, 1972-1982 Self - Project Scientist, 1972-1982 See fewer	The Sickie (2006)
Nigel Ryder Self - British Aerospace Self - British Aerospace See fewer	Horizon (I) (1964)
James Adolf Westphal Self - California Institute of Technology (as Jim Westphal) Self - California Institute of Technology (as Jim Westphal) See fewer	Nova (1974)
Jeff Hester Self - Wide Field Camera Team Self - Wide Field Camera Team See fewer	Dinosaur Extinction: Behind the Asteroid Impact Theory (2016)
Bill Baum Self - Wide Field Camera Team Self - Wide Field Camera Team See fewer	Horizon (I) (1964)
Alec Boksenberg Self - Director, Royal Greenwich Observatory Self - Director, Royal Greenwich Observatory See fewer	Nova (1974)
Mike Disney Self - University of Cardiff Self - University of Cardiff See fewer	Horizon (I) (1964)
Jack Brandt Self - Goddard High Resolution Spectrograph Self - Goddard High Resolution Spectrograph See fewer	Horizon (I) (1964)
Sally Heap Self - High Resolution Spectrograph Self - High Resolution Spectrograph See fewer	Horizon (I) (1964)
Richard Harms Self - Faint Object Spectrograph Self - Faint Object Spectrograph See fewer	Horizon (I) (1964)
Bob Bless Self - University of Madison, Wisconsin - High Speed Photometer Self - University of Madison, Wisconsin - High Speed Photometer See fewer	Horizon (I) (1964)
Conrad Sturch Self - Space Telescope Science Institute Self - Space Telescope Science Institute See fewer	Horizon (I) (1964)
Bill Jefferys Self - University of Austin, Texas Self - University of Austin, Texas See fewer	Horizon (I) (1964)
Al Bogess Self - Space Telescope Scientist, NASA Goddard Self - Space Telescope Scientist, NASA Goddard See fewer	Horizon (I) (1964)
Bruce McCandless II Self - Astronaut (as Bruce McCandless) Self - Astronaut (as Bruce McCandless) See fewer	Max Q (1998)
Kathryn D. Sullivan Self - Astronaut Self - Astronaut See fewer	Sally (I) (2025)