If it was simply a weather balloon that appeared over an Antarctic research station, then why hasn't anyone confirmed it?

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But Ben Radford, writing in Live Science, suggests that's not unusual when video is sped up. "That's what happens in time-lapse photography: objects that are not stationary for long periods of time only appear in a few frames. ... There's nothing mysterious about it."

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"I have examined the evidence and have concluded that this is a craft and that it is most likely of extraterrestrial origins," Tetrault is quoted by ringsidereport.com.

"There are some real dogs out there that have been calling this a balloon, but it is misinformation put forth by the government intended to squash this before the public wakes up to the fact that we are and have been getting visits from another race," said Tetrault, whom ringsidereport.com refers to as "highly respected in the UFO community."

Antarctic UFO Attracts Conspiracy Theories And Balloon Talk (VIDEO)