Keimowitz

Mass Effect 2 & Mass Effect 3
Named for the 21st century pioneer of groundwater remediation techniques, Keimowitz is an impressive layer of ice over a stony metallic core. Despite its size, it has only one moon, Noa, which shares its carbonaceous composition, leading astronomers to believe it formed following a giant impact. Iridium deposits have attracted miners to the planet, who must work through robots and telepresence because of the planet's strong gravity.