Xploration Outer Space

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Emily Calandrelli

Self - Host

Robert Zubrin

Self - Author, The Case For Mars

Story Musgrave

Self - Former Astronaut

Chris McKay

Self - NASA Senior Scientist

Marc D. Rayman

Chief Engineer, Dawn Mission, JPL

Bernard A. Harris Jr.

Self - Former Shuttle Astronaut

Derrick Pitts

Self - Chief Astronomer, The Franklin Institute

Andrew Aldrin

Self - Buzz Aldrin's Son

Richard Zurek

Self - NASA Chief Scientist - Mars Program

Geoffrey Notkin

Self - President, Aerolite Meteorites Inc

Jeffrey Hoffman

Astronautics Prefessor, MIT

Don Pettit

Self - Astronaut

Robert L. Crippen

Self - Former Shuttle Astronaut

Lika Guhathakurta

Self - Program Director, Dreamchaser

James R. Hansen

Self - Author, First Man: The Life of Neil A. Armstrong

Teresa Segura

Self - Scientist

Deborah Bass

Self - NASA Mars Scientist

Matthew Golombek

Self - NASA Mars Project Scientist

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