| A | B |
|---|
| astronaut | a person trained to fly in a spacecraft |
| mission | an attempt to achieve certain goals |
| launches | forcefully sends upward |
| orbit | the path of a spacecraft around the earth |
| reusable | able to be used again |
| satellite | a human made device that orbits a planet |
| space shuttle | A reusable spacecraft that is launched like a rocket and can be landed like a plane |
| specialist | someone who is an expert in a particular field |
| weightlessness | experiencing little or no pull of gravity |
| dismayed | troubled or distressed |
| discomfort | feeling of uneasiness |
| stamina | strength to keep doing something hard or tiring |
