Les clés de l'univers [Version française]

Phil Plait

Self - Astronomer, Discover Magazine

Mike Rowe

Self -Narrator

Phil Plait

Self - Phd., Astronomer

Michelle Thaller

Self - Astronomer, NASA Goddard Space Flight Cente

Michelle Thaller

Self - Astronomer, NASA Goddard Space Flight Center

Grant Tremblay

Self - Astrophysicist

Alex Filippenko

Self - Astrophysicist, University of California: Berkeley

Michio Kaku

Self - Theoretical Physicist, City University of New York

Nina Lanza

Self - Planetary Scientist

Jani Radebaugh

Self - Planetary Scientist and Geologist

Dan Durda

Self - Planetary Scientist, Scientific Consultant

Lawrence Krauss

Self - Theoretical Physicist, Arizona State University

Michio Kaku

Self - Phd., Theoretical Physicist, City University of New York

Max Tegmark

Self - Theoretical Physicist

Erik Dellums

Narrator

Erik Dellums

Self - Narrator

Max Tegmark

Self - Physicist

Lawrence Krauss

Self - Cosmologist

Moogega Cooper

Self - Planetary Protection Engineer

Kevin Walsh

Self - Astronomer

Alex Filippenko

Self - Astrophysicis

Jani Radebaugh

Self - Planetary Geologist

Phil Plait

Self - Astronomer

Michelle Thaller

Self - Astronomer

Mike Rowe

Sel - Narrator

Hakeem Oluseyi

Self - Astrophysicist

Dan Durda

Self - Planetary Scientist

Dan Durda

Self - Astrophysicist

Jani Radebaugh

Self - Planetary Scientist

Erik Dellums

Self -Narrator

Michio Kaku

Self - Theoretical Physicist

Richard Lintern

Self - Narrator

James S. Bullock

Self - Astrophysicist

Paul M. Sutter

Self - Astrophysicist

Mike Rowe

Self - Narrator

Lawrence Krauss

Self - Theoretical Physicist

Alex Filippenko

Self - Astrophysicist