You would use the positions of distant stars.
telescope
water is similar to outer space because it has little gravity so astronomers use it to practice in it to get ready for outer space.
the tread that is use on a V2Q outer space blue colour code in embroidery is a sewing thread
outer (as in "outer space")
There is no antonym for outer space.
outer (as in "outer space")
they built it in outer space
The conquest of outer space is an ongoing endeavour.
In Outer Space was created in 1983.
Tagalog Translation of OUTER SPACE: sa kabilang daigdig
(Concerning to outer Space subjects, the use of computers is fundamental on all fields.)
There is no oxygen in space. Astronauts have to take oxygen with them.