CFHT released the footage to the internet community in an attempt to brainstorm possible reasons for the phenomenon. According to several sources including online astronomy forums, it is likely that the space bubble was caused by a third-stage release of exhaust and fuel away from a Minuteman III Inter-Continental Ballistic Missile (ICBM), which had been fired a few minutes before observation from Vandenburg Air Force Base, California. Read more
What looks like a giant bubble rising and expanding in space in this video taken on 22 June from Hawaii is actually just exhaust from a missile launch. Read more
Mysterious Light Burst Captured by Hawaii Telescope
A bubble-like burst of light captured on two Hawaii telescopes last week likely has a terrestrial origin, observers say. The mysterious phenomenon took place in the wee hours of the morning on June 22. At about 3:37 a.m. local time, a white sphere blossomed in the night sky, expanding like a soap bubble and then disappearing. A webcam on the Canada-France-Hawaii Telescope on Mauna Kea, the tallest mountain in Hawaii, captured the image, as did a camera on the Subaru telescope, also on Mauna Kea. Read more
Huge Mysterious Bubble of Light in Hawaii captured by Subaru Telescope