American logistics spacecraft. Remotely guided maneuvering spacecraft to be released and later retrieved from Shuttle or ISS. Purpose: examination of external surface of space vehicles. Remote controlled inspector satellite built by NASA Johnson Space Center for NASA.
Status: Operational 1997. First Launch: 1997-11-19. Last Launch: 1997-11-19. Number: 2 . Gross mass: 17 kg (37 lb).