What Happened
On May 11, 2026, at 7:28 p.m., an amateur observer in the Kolkata area of West Bengal, India, reported an unusual sighting of three conical objects. While stargazing, the observer suddenly noticed three “stars” moving at high speed, around Mach 1, and shining a brilliant white and green.
The objects appeared to be narrow cones, positioned about 2° north of the observer’s direction, at an elevation of roughly 44° above the horizon. According to the report, they moved from west to north at an estimated distance of 400 miles (about 640 kilometers) from the observer, appearing and moving across the sky for just 10 seconds.
During their flight, one of the cones released “debris”—a small particle or a layer of gas—then returned to a hover before continuing to maneuver for several more miles. The observer said the objects appeared to be moving so fast that they could not have been conventional aircraft.
Context and Significance
Kolkata is a densely populated urban area with partly open skies, so sightings of unidentified aerial phenomena (UAP) are not uncommon. Still, a report of three fast-moving white-and-green cones releasing a particle adds a layer of complexity rarely found in similar accounts.
The report is logged in the NUFORC database, which collects eyewitness accounts from around the world, but it has not been reviewed by scientific or government authorities. It should therefore be presented as unverified testimony, respecting the witness’s experience without attributing the event to extraterrestrial sources.
Why Is This Interesting?
- Cone shape – Cones are among the shapes reported in UAP sightings and are sometimes associated with plasma phenomena in the atmosphere.
- White-and-green color – A combination of white and green light could point to plasma phenomena or radiation at a specific wavelength.
- Particle release – An object “expelling debris” is a rare phenomenon and could suggest complex technological or physical processes.
The report remains open to discussion, and experts in optics or atmospheric science may be able to offer possible explanations in the future.
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The report was posted in the NUFORC database and has not been scientifically verified. It should be treated as an eyewitness sighting only.