space trips the Moon planet galaxy orbit land spacecraft gravity NASA
1. Earth is the
..... on which we live.
******
2. A.......
is a vehicle that travels in space.
is a person who flies a spaceship.
3. An
4. The Earth takes a year to ................... the sun.
5. Many space tourists are planning to go to .........
6. The National Aeronautics and Space Administration stands for ........
7. The first American spaceship to
astronaut
.…………..
..., the only satellite of our planet.
. on the Moon was Apollo 1.
8. NASA is now planning many future ............ to Mars and other remote planets of our solar system.
9. It's the force that pulls things towards large objects like planets and the sun.
10. It's an enormous system of stars in outer space.