This is the SOLAR SIMULATOR” that was patented In 1963, & uses a variety of High Intensity LED’s to replicate the Sun; for various purposes Including Lighting Artificial Environments. The “Conspiracy Theories” that have grown around this thing are outlandish, ranging from this is our Artificial Sun, to it’s being used to fake eclipses, & hide the infamous Planet “NIBIRIU”!….Lets start with the hard science first, beside the other dozen ways we could prove these Conspiracy Theories false. The Two U.S. Patents For This Device are ” #US3325238″ & “#US3239660”; Which Can Be Researched on “Google Patents”, along with the Inventors, & developments of the technology for The last 50 years. Do the research for yourself, & discover how large of a simulator they have actually built, & tested.                                     Link to US patent for the Solar (Sun) Simulator…https://www.google.com/patents/US3325238?dq=3239660&hl=en&sa=X&ved=0ahUKEwi45M7Xg6nXAhUI9mMKHUSyCW4Q6AEILTAB