They were impressively unteary at having made history and at their huge footprints in the lunar dust.

They also need to insulate the astronaut from heat and radiation while resisting abrasive lunar dust.

Museum conservators worked to preserve the suit while preventing further degradation, keeping features of historical significance such as the lunar dust and handmade repairs made before flight.

Below the moon’s surface, astronauts would be shielded from radiation, micrometeorites, the harmful effects of lunar dust and the dramatic temperature swings between lunar night and day.

But something, perhaps an excited rise in the commentators' voices, perhaps an intuition in my slumbering subconscious, woke me at the very moment when his boot touched the lunar dust.