Close encounter

A close encounter in ufology is an event where a person witnesses an unidentified flying object. This terminology and the system of classification behind it was started by astronomer and UFO researcher J. Allen Hynek, and was first suggested in his 1972 book The UFO Experience: A Scientific Inquiry. He introduced the first three kinds of encounters; two more sub-types of...
Edit and Show details

Add or delete facts, expose empty fields, download data in JSON or RDF formats, and explore topic metadata.

Freebase Logo
What is Freebase?

Freebase is a huge collection of facts, built by people like you. Freebase connects facts in ways other sites can't, giving you new ways to explore millions of subjects.
You can help improve it!

Flag this Topic
Why do you want to flag this topic?
Freebase Attribution

Freebase data is free for use under the CC-BY license.

The original description for this topic was automatically generated from the Wikipedia article "Close encounter" licensed under the GNU Free Documentation License .
Learn more about Freebase licensing and attribution