Simeiz Vallis
Encyclopedia
Simeiz Vallis is a valley at 13.2 S, 64.3 W on Mercury
. It is named after Simeiz Observatory
.
Mercury (planet)
Mercury is the innermost and smallest planet in the Solar System, orbiting the Sun once every 87.969 Earth days. The orbit of Mercury has the highest eccentricity of all the Solar System planets, and it has the smallest axial tilt. It completes three rotations about its axis for every two orbits...
. It is named after Simeiz Observatory
Simeiz Observatory
Simeiz Observatory was an astronomy research observatory until the mid 1950s. It is located on Mount Koshka, Crimea, Ukraine by the town of Simeiz....
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