Originally Posted by MattMarriott

Let's see, for each of type of hoax previously referred:
- how difficult it is to create it;
- how credible is the evidence presented;
- verifiability and cross examination.

First type: what anyone is supposed to be able to see with their own eyes or with a telescope, sometimes even several times a day.



This material can be produced with cheap software in one hour.
Now you present this material to a statiscally significant group of amateur astronomers, say 50.
How many will say "Wow, I tried it so many times so hard and I never managed to get it?"