1. Do you believe Mars might have harbored life in the past? Explain.
2. In your opinion, is life on Earth unique? Explain why or why not.
3. Do you believe other stars have planets with atmospheres similar to Earth’s? Explain.
4. What do you believe is intelligence? Does it exist outside of Earth? Explain.
5. Do you think humans will ever participate in interstellar flight? Explain.
