No, I don't think I would say "FROM thin air."
- Things can also vanish "into thin air" as well as appear out of it.
The title of the book Into Thin Air cashes in on this expression by tying it in
to the rarefied atmosphere of Mt. Everest
Into Thin Air - Wikipedia, the free encyclopedia
- Things can also appear "out of the blue."
I've heard "blue sky data," but not as often as these other terms.
This expression means that you just grabbed your information "out of the blue sky."
Student or Learner