Mystery AtlasHIBAL Balloon Explanation
The conventional explanation that the Westall object was a stray HIBAL high-altitude research balloon, launched from Mildura to monitor radiation after British nuclear tests at Maralinga, blown off course into the Melbourne area.
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How this topic links to the people, places, and ideas around it — drawn from our knowledge graph.
Related Mysteries
- Westall UFO Incident6 April 1966
HIBAL Balloon Explanation is an alternative explanation for Westall UFO Incident.
Theories & Explanations
- Roswell Balloon Explanationformalised 1994–1997
HIBAL Balloon Explanation is frequently compared to Roswell Balloon Explanation — Both attribute a famous sighting to a stray military or research balloon rather than misidentified aircraft or a genuine anomaly.
HIBAL Balloon Explanation is frequently compared to Bayside Marketplace Shadow Misidentification Theory — Both are mundane technical explanations that resolved a mass eyewitness UFO/entity claim.
HIBAL Balloon Explanation is frequently compared to Black Helicopter Mundane Explanation — Both are documented mundane technical/institutional explanations that resolved a conspiracy-tinged sighting claim.