That depends on what you mean by "outer space". The moon is outside the Earth's atmosphere and therfore "in space" but it is orbiting the Earth and therfore hardly "outer".
because of how in outer space
Moon rocks
The fact that the Moon orbits the Earth and doesn't go flying off into outer space.
what keeps the moon from flying off into outer space
No they can not operate in outer space.
The moon is the closest thing in outer space to the earth.
Titan is a moon that orbits Saturn, so it is in outer space.
space, or outer space
Becuase so they can see the beauty of the whole outer space on the moon:)
Destination Moon (1947) War of the Worlds It Came From Outer Space
They are both in outer space
Gravity
the moon is in the outer space and revolving around the earth in an orbit.
Astronomers study astronomy, which is outer space, otherwise some astronauts study outer space when they travel to the moon.
because of how in outer space
to go to the moon
In outer space.