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“Exploration is in our nature.” - Carl Sagan

Phil Christensen

TES and THEMIS Principal Investigator, Arizona State University

Latest Planetary Radio Appearances

Ray Bradbury Turns 90 and The Best Mars Map Ever

Ray Bradbury Turns 90 and The Best Mars Map Ever

Phil Christensen Wants Your Help Imaging Mars

Phil Christensen Wants Your Help Imaging Mars

Honoring Ray Bradbury, Mars Photographer

Honoring Ray Bradbury, Mars Photographer

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