Aliases

Disambiguation

Refers to unexplained light phenomena reported in the sky, distinct from solid object sightings (discs, triangles) and close encounter classifications. Not to be confused with electrical discharge phenomena (ball lightning) or known aircraft lighting systems.

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Concept

Unexplained luminous phenomena observed in the sky, including stationary lights, moving orbs, and pulsating displays, documented as one of the primary categories of unidentified aerial phenomena (UAP) sightings.

Fenômenos luminosos inexplicados observados no céu, incluindo luzes estacionárias, esferas móveis e exibições pulsantes, documentados como uma das categorias primárias de avistamentos de fenômenos aéreos não identificados (UAP).

Enrichment

• Unidentified Flying Object
  Wikipedia▎ high· 2026-05-14
  • Light phenomena (mirages, ball lightning, searchlights, satellite flares) account for many UFO reports
  • Fata Morgana is a type of mirage where objects below the horizon appear to hover in the sky
  • Light phenomena classification is one of prosaic explanations for UFO sightings
• Definition of Unidentified Aerial Phenomena, UAP
  National Aviation Reporting Center on Anomalous Phenomena (NARCAP)▎ high· 2026-05-14
  • UAP is defined as the visual stimulus provoking a sighting report of an object or light in the sky
  • NARCAP adopted 'UAP' terminology in 1999 to encompass both objects and lights
  • Lights qualify as valid UAP observations after technical examination by qualified experts
• Department of War Releases Unidentified Anomalous Phenomena Files in Historic Transparency Effort
  U.S. Department of War▎ high· 2026-05-14
  • Declassified DoW files document unexplained orbs of light moving around aircraft and navy vessels
  • Video evidence DOW-UAP-PR38 shows light phenomena moving at high speeds with unexplained maneuvers
  • Light phenomena cases remain classified as 'unresolved' with no firm explanation