Share with your global friends your opinions and research projects about the existence of habitable planets and techniques to detect them. Using your proposals to answer the follow questions:
- What evidence is there for the existence of exoplanets?
- What factors decide whether or not a planet is habitable?
- Are there other forms of life somewhere in the Universe and how does life look like?
- Is it conceivable for humans to colonise the nearest habitable planet before the Sun turns into a Red Giant in the future?
Please include detailed explanation of your solutions by giving relevant research observations, examples, diagrams, etc.