Sea of Tranquility (English, name)
expansion: the Sea of Tranquility
Senses:
topics: astronomy
natural-sciences
planetology
glosses: A basin in Nearside, Moon, Earth, Solar System; location of the first manned moon landing, in 1969.
Forms:
form: the Sea of Tranquility
tags: canonical
form: Sea of Tranquillity
tags: alternative