transubstantiation

I poured the wine into the chalice our church had given me. In the one-sixth gravity of the moon the wine curled slowly and gracefully up the side of the cup. It was interesting to think that the very first liquid ever poured on the moon, and the first food eaten there, were communion elements.

Astronaut Buzz Aldrin, (1970)

for obvious reasons, NASA did not broadcast the religious ceremony during the mission.