Alberto Ajayi Mata

Digital Marketing Expert, Entrepreneur & Ex-NASA Scientist

Alex Filippenko

Professor of Astronomy at UC Berkeley Specializing in Supernovae; Gruber Cosmology Prize & Carl Sagan Prize for Science Popularization Recipient

Anousheh Ansari

CEO of X Prize Foundation & First Female Private Space Explorer

B. Gentry Lee

Chief Engineer for Solar System Exploration, Jet Propulsion Laboratory

Bastian Schaefer

Aircraft engineer

Betül Kaçar

Astrobiologist, Professor at University of Arizona & Principal Investigator of Project MUSE

Bunker Roy

Founder of Barefoot College

Caroline Moore

Teen Astronomer & Youngest Person to Discover a Supernova

Clara Sousa-Silva

Quantum Astrochemist & Science Communicator

Dottie Metcalf-Lindenburger

Former NASA Astronaut; Educator & Earth Scientist

Dr. Franklin Chang Díaz

Former NASA Astronaut, CEO of Ad Astra Rocket Company, Inventor, Space & Energy Entrepreneur

Dr. Kathryn Clark

NASA Scientist, Pilot & Engineer

Dr. Kirby Runyon

Space Exploration Leader & Zero Gravity Coach and Planetary Geologist, CEO of Planex.space

The Overview Effect at Home: Exploring Otherworldly Terrain With Space Tourists on Earth

Dr. Michio Kaku

World-Renowned Futurist & Theoretical Physicist

Dr. Paul Davies

Director of BEYOND: Center for Fundamental Concepts in Science; Physicist, Cosmologist & Astrobiologist

Dr. Phil Plait

Blogger for Discover Magazine at Bad Astronomy, where he deconstructs misconceptions and explores the wonder of the Universe.

Elio Morillo

Spacecraft Systems Leader & DEI Advocate

Greg Chamitoff

Former NASA Astronaut, Professor of Engineering; Director of AeroSpace Technology, Research & Operation at Texas A&M University

Gwynne Shotwell

President & COO of SpaceX

SpaceX's Gwynne Shotwell: We'll put people on Mars within the next ...

Harald Haas

Communications Technology Innovator & Chair of Mobile Communications at the University of Edinburgh