SETI

Question 1

What is Fermi’s question?

Answer 1

If technologically advanced civilisations are actually widespread, considering distances and even if every star in our galaxy has a single Earth sized planet, the represented proportions would indicate that civilisations should be widespread. Why have they not detected us?

Question 2

Which part of the Drake equation will we have a number for in 10 years?

Answer 2

How many planets in a star system could host life

Question 3

What is the copernican principle?

Answer 3

We are not unique or special

Question 4

What are the potential answers for Fermi’s question?

Answer 4

• Rare Earth Hypothesis is correct
• The lifetime of civilisations never overlap
• We missed them as they deemed Earth uninhabitable
• Hiding themselves from us intentionally or unintentionally
• The universe is simply too large

Question 5

What is the best way for us to communicate with other civilisations?

Answer 5

Radio waves

Question 6

What is the waterhole?

Answer 6

1.4-1.6Hz is a quiet window which means we can monitor if another civilisations sends a signal

Question 7

When was the WOW signal?

Answer 7

1977