Project CETI
NASA TV
NASA/JPL-Caltech/ASU/MSSS
Chesnot/Getty Images; Marc Piasecki/Getty Images
Alexander Braczkowski
Jagoda Matejczuk / 500px/Getty Images
Lambert/Ullstein Bild/Getty Images; Alex Wong/Getty Images; Blue Origin; Samantha Lee/Insider
Vincent Gauci
MAURO PIMENTEL/AFP/Getty Images