Paul Byrne

Associate Professor of Earth, Environmental, and Planetary Science at Washington University in St. Louis • Planetary Evangelist • he/him/Sir • 🇮🇪 in 🇺🇸

NASA JPL

The Jet Propulsion Laboratory manages many of NASA's robotic missions exploring Earth, the solar system, and our universe. (Verification: https://t.co/iicDVgZd2m)

Jason Major

Space exploration aficionado and NASA image processor

Thomas Zurbuchen

Prof and Director ETHZ|Space. Explorer, Innovator, Speaker, Searcher. NASA’s Former and Longest Continually Serving Head of Science.

Dr. Tanya Harrison

Professional Martian 🔴 Former ops/science team @NASAPersevere @MarsCuriosity @MarsRovers+more 🚀 Co-Founder+CEO, Earth & Planetary Institute of Canada 🌈🇨🇦