Tranquility Base is the site on the Moon where, in July 1969, American NASA astronauts landed and walked on a celestial body other than Earth for the first time. On July 20, 1969, Apollo 11 crewmember
Astronaut Buzz Aldrin with Apollo Lunar Module Eagle at Tranquility Base; photo taken by Neil Armstrong
The plaque left at Tranquility Base on the Lunar Module Descent Stage which commemorates the first crewed lunar landing (photographed by Neil Armstrong)
Lunar Orbiter 5 image from 1967, cropped to show the vicinity of the landing site of Apollo 11, used in mission planning. The image is centered precisely on a small crater called West crater (190 m in diameter), and the Lunar Module Eagle touched down about 550 m west of West Crater. The area shown is approximately 25 km × 25 km across.
High-resolution Lunar Orbiter 5 image cropped to show the landing site of Apollo 11. The landing site is indicated by a red dot. The prominent crater at right is called West crater and is about 190 m in diameter.
A moonbase is a human outpost on or beneath the surface of the Moon. More than a mere site of activity or temporary camp, moonbases are extraterrestrial bases, supporting robotic or human activity, by
Tranquility Base
…List of archaeological sites beyond national boundaries Moonbase Space archaeology…
Apollo 12 astronaut Pete Conrad with Surveyor 3 and Apollo 12 Statio Cognitum lunar base with the Intrepid lander and S-band antenna in the background, in a first ever visit of a separate mission beyond Low Earth Orbit
Soviet stamp commemorating Luna 16 (1970), with its return stage separating from its lander.
NASA's 2026 presented plan for establishing a permanent lunar base