Mars feature names beginning with U

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Uchronia albedo feature: named in 1958 -- 'Land of Agelessness'.
Ultimi Cavi 320km cavus (hollows, irregular depressions): named in 1984 (dropped) -- See Thyles Rupes; name dropped 1984.
Ulysses Fossae 720km fossa (long, narrow, shallow depression): named in 1985 -- From albedo feature name.
Ulysses Patera 112km patera (shallow crater; scalloped, complex edge): named in 1973 -- Classical albedo feature name.
Ulyxis Rupes 303km rupes (scarp): named in 1976 -- Classical albedo feature name.
Umatac 12km crater: named in 1979 -- Town in Guam, USA.
Umbra albedo feature: named in 1958 -- Means 'Shadow'.
Uranius Dorsum 352km dorsum (ridge): named in 1985 -- Named for albedo feature.
Uranius Fossae 438km fossa (long, narrow, shallow depression): named in 1985 -- Classical albedo feature name.
Uranius Patera 276km patera (shallow crater; scalloped, complex edge): named in 1973 -- Uranius-classical albedo feature name.
Uranius Tholus 71km tholus (small domical mountain or hill): named in 1973 -- Uranius-classical albedo feature name.
Utopia albedo feature: named in 1958 -- 'Nowhere'; ideal state.
Utopia Planitia 3276km planitia (low plain): named in 1973 -- Classical albedo feature name.
Uzboi Vallis 340km vallis (sinuous valley): named in 1976 -- Dry riverbed in Russia.

Uchronia