Crossword Clue:

a seismic disturbance on the moon

AnswerCrossword Clue
ALANBean on the moon
MAREDark area on the moon
NEILBuzz's companion on the moon
ALANSHEPARDMan who walked on the moon
ALANShepard who walked on the moon
EWOKSDwellers on the moon of Endor
ALDRINSecond man to walk on the moon
ROVEROne of six parked on the moon
IRWINEighth man to walk on the moon
INDIAFirst country to discover water on the moon
NEILFirst name of the first man to walk on the moon
ALANBean who was the fourth man to walk on the moon
ALANFirst name of two of the 12 astronauts who have walked on the moon