Lat: 14.1°N, Long: 45.0°E, Diam: 143 km, Depth: 2.98 km, Rükl: 37
- Area of 17,500 km^2 according to measurements by Jim Whitford-Stark.
- The colour of Palus Somni is peculiar, and has been described as brownish, greenish or yellowish; it is in any case different from that of the Mare Tranquillitatis itself. Source: Patrick Moore's New Guide to the Moon (1976), page 237.- DannyCaes May 19, 2012
- Once called Aestuaria Bamelrodia by Michel Florent van Langren (Langrenus). Now, if someone could tell me more about the origin of the name Bamelrodia (the place on earth called Bamelrodia), that would be most interesting!- DannyCaes Jul 11, 2013 (the name Aestuaria Bamelrodia was printed on page 197 in Ewen A. Whitaker's Mapping and Naming the Moon).
"Marsh of Sleep".