Answer: outerspace

AnswerCrossword Clue
OUTERSPACE

Astronaut's milieu

OUTERSPACE

Alien territory

OUTERSPACE

Region beyond our atmosphere

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