We’re saddened by the passing of astronaut Alan Bean. The fourth person to walk on the Moon, he spent 10+ hours on the lunar surface during Apollo 12. Bean was spacecraft commander of Skylab Mission II & devoted his retirement to painting. Family release: https://t.co/bX8eXNQlSq pic.twitter.com/NJPQULjGlw

— NASA (@NASA) May 26, 2018

Only twelve men walked on the surface of the Moon. Only four of them are still alive. https://t.co/b0plvaugqr

— Charlie Vogel, aka His Teleness the Charlie Lama (@teleskiguy) May 27, 2018