Answer: OUTERSPACE

AnswerCrossword Clue
OUTERSPACERealm of Lunik.
OUTERSPACEWhence come UFOs
OUTERSPACERegion beyond the Earth's atmosphere
OUTERSPACEUSS Enterprise milieu
OUTERSPACEEnd of commonality
OUTERSPACENASA's milieu
OUTERSPACEInterstellar area
OUTERSPACENew travel realm
OUTERSPACEMilky Way domain.
OUTERSPACEGalactic region.
OUTERSPACEWhere Pioneer V is.
OUTERSPACEAstronaut's milieu
OUTERSPACEGoal of astronauts.
OUTERSPACENew frontier.
OUTERSPACEWhere "the bird" will travel.
OUTERSPACEScience fiction word.
OUTERSPACESuperhighway for rocket ships.
OUTERSPACEBackyard or patio
OUTERSPACEUFO's origin
OUTERSPACERegion beyond our atmosphere
OUTERSPACEAlien territory