🚧 Space-Hub is currently being built — feel free to register and have a browse around!

Lesson 8.6 – The Big Questions

Published 16 Dec 2025 Category: Module 8: Space Exploration & the Future

Part of a module

This lesson sits inside Module 8: Space Exploration & the Future. Take it in course mode to unlock progress tracking, next/prev navigation, and the end-of-module exam.

Are We Alone?

Thousands of exoplanets have been discovered. Some lie in habitable zones, raising the possibility of life elsewhere.


How Will the Universe End?

Possible scenarios:

  • Heat death

  • Big rip

  • Big crunch

We don’t yet know which is correct.


Why Keep Exploring?

Exploration:

  • Advances technology

  • Answers fundamental questions

  • Inspires humanity


Key Takeaways

  • Many mysteries remain

  • Exploration drives progress

  • The future is open-ended

We use analytics cookies to understand how SpaceHub is used and improve the experience.