11. The feeling of ……………………in space is surreal. 

12. It becomes harder to breathe in very high ……………………. 

13. It takes a lot of ……………………to keep this rocket in great condition. 

14. There are 8 planets in our galaxy but many more in other ……………………. 

15. ……………………are responsible for many discoveries in scientific history. 

16. When an airplane is in ……………………, passengers can feel weightless. 

17. It is believed that ……………………will become popular in the next 50 years. 

18. NASA has had many failed ……………………but they are hopeful that this mission will succeed. 

19. The International Space Station has developed many new ……………………in the last 10 years. 

20. My little brother wants to work for NASA when he grows up so he can help build ……………………. 

* Complete the sentences with the words / phrases from the box.

1. NASA uses ……………………to launch things and people into space.
2. The ……………………was expected to remain in service until at least 2024.
3. Astronauts train on ……………………to prepare for the weightlessness experienced in space.
4. Virgin Galactic, the world’s first commercial ……………………, was founded by Sir Richard Branson.
5. NASA’s new ……………………can withstand over 120°C, removes toxic gases and regulates temperature.
6. The last time astronauts did a ……………………from an aerial outpost was in 1974, when Skylab was operating.
7. NASA is considering sending astronauts in an Orion ……………………to the surface of a near-Earth asteroid in 2025.
8. Elon Musk’s SpaceX will launch U.S. astronauts to the International ……………………for the first time since 2011.
9. When turned on the night sky, a ……………………allows you to see millions of things that are invisible to the naked eye.
10. Fifty years ago, a ……………………fell to Earth and landed in Australia, carrying with it a rare sample from interstellar space.

* Complete the sentences with the words / phrases from the box.

1. NASA uses ……………………to launch things and people into space.
2. The ……………………was expected to remain in service until at least 2024.
3. Astronauts train on ……………………to prepare for the weightlessness experienced in space.
4. Virgin Galactic, the world’s first commercial ……………………, was founded by Sir Richard Branson.
5. NASA’s new ……………………can withstand over 120°C, removes toxic gases and regulates temperature.
6. The last time astronauts did a ……………………from an aerial outpost was in 1974, when Skylab was operating.
7. NASA is considering sending astronauts in an Orion ……………………to the surface of a near-Earth asteroid in 2025.
8. Elon Musk’s SpaceX will launch U.S. astronauts to the International ……………………for the first time since 2011.
9. When turned on the night sky, a ……………………allows you to see millions of things that are invisible to the naked eye.
10. Fifty years ago, a ……………………fell to Earth and landed in Australia, carrying with it a rare sample from interstellar space.

 Complete the sentences with the words from the box.

11. The plane is now flying at an ……………………of 30,000 feet.

12. When ……………………go to space, they float due to the lack of gravity.

13. The astronauts became ……………………on going into orbit round the earth.

14. After the Earth, Mars is the most ……………………planet in our solar system.

15. NASA intends to land its first manned ……………………on Mars in 10 years’ time.

16. ……………………is a natural science that studies celestial objects and phenomena.

17. The space station requires routine ……………………and safety checks on most days.

18. ……………………is the condition in which people or objects appear to be weightless.

19. Astronauts wash their hair with a ……………………shampoo so they don’t need to get their hair wet.

20. The Museum of ……………………in Moscow collects, stores and displays items of space exploration.

Complete the sentences with the words from the box.

11. The plane is now flying at an ……………………of 30,000 feet.

12. When ……………………go to space, they float due to the lack of gravity.

13. The astronauts became ……………………on going into orbit round the earth.

14. After the Earth, Mars is the most ……………………planet in our solar system.

15. NASA intends to land its first manned ……………………on Mars in 10 years’ time.

16. ……………………is a natural science that studies celestial objects and phenomena.

17. The space station requires routine ……………………and safety checks on most days.

18. ……………………is the condition in which people or objects appear to be weightless.

19. Astronauts wash their hair with a ……………………shampoo so they don’t need to get their hair wet.

20. The Museum of ……………………in Moscow collects, stores and displays items of space exploration

 Complete the sentences with the words from the box.

11. The plane is now flying at an ……………………of 30,000 feet.

12. When ……………………go to space, they float due to the lack of gravity.

13. The astronauts became ……………………on going into orbit round the earth.

14. After the Earth, Mars is the most ……………………planet in our solar system.

15. NASA intends to land its first manned ……………………on Mars in 10 years’ time.

16. ……………………is a natural science that studies celestial objects and phenomena.

17. The space station requires routine ……………………and safety checks on most days.

18. ……………………is the condition in which people or objects appear to be weightless.

19. Astronauts wash their hair with a ……………………shampoo so they don’t need to get their hair wet.

20. The Museum of ……………………in Moscow collects, stores and displays items of space exploration.

*Complete the sentences with the words from the box.

1. The rockets will be ………………………at 10 am. 
2. Astronauts use ………………………toothpaste in space. 
3. Scientists think that Mars will be ………………………someday. 
4. The new space shuttle needs 15 astronauts to ………………………it. 
5. Please ………………………your helmet to your spacesuit before take-off. 
6. You must ………………………the mountain carefully so you don’t slip and fall. 
7. Do you think humans and aliens could live together ………………………? 
8. ………………………space travel may become a profitable business in the future. 
9. I’m trying to get the baby to ………………………his food but he keeps spitting it out. 
10. These ………………………vapors are causing quite a bit of fog in the mountains.

*Complete the sentences with the words from the box.

1. The feeling of ……………………in space is surreal. 
2. It becomes harder to breathe in very high ……………………. 
3. It takes a lot of ……………………to keep this rocket in great condition. 
4. There are 8 planets in our galaxy but many more in other……………………. 
5. ……………………are responsible for many discoveries in scientific history. 
6. When an airplane is in ……………………, passengers can feel weightless. 
7. It is believed that ……………………will become popular in the next 50 years. 
8. NASA has had many failed ……………………but they are hopeful that this mission will succeed. 
9. The International Space Station has developed many new ……………………in the last 10 years. 
10. My little brother wants to work for NASA when he grows up so he can help build …………………….

*Complete the sentences with the words from the box.

1. The feeling of ……………………in space is surreal. 
2. It becomes harder to breathe in very high ……………………. 
3. It takes a lot of ……………………to keep this rocket in great condition. 
4. There are 8 planets in our galaxy but many more in other……………………. 
5. ……………………are responsible for many discoveries in scientific history. 
6. When an airplane is in ……………………, passengers can feel weightless. 
7. It is believed that ……………………will become popular in the next 50 years. 
8. NASA has had many failed ……………………but they are hopeful that this mission will succeed. 
9. The International Space Station has developed many new ……………………in the last 10 years. 
10. My little brother wants to work for NASA when he grows up so he can help build …………………….