Definitions for "Kuiper"
Kuiper is a small lunar impact crater in a relatively featureless part of the Mare Cognitum. It is a circular, cup-shaped feature with only some minor wear. Kuiper crater was previously identified as 'Bonpland E' before being renamed by the IAU.
Gerard Peter Kuiper (1905-1973) American astronomer born in The Netherlands. Studied the origin of the solar system, and planetary atmospheres.