Within Slovenia UFOs
Why Did Slovenia See So Many Lights?
A burst of reader reports reveals how planets, lanterns, reflections, and perception can combine into a national UFO wave.
On this page
- How the media driven wave developed
- Stars, planets, lanterns, and reflected sunlight
- The role of autokinesis and expectation
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Introduction
Slovenia’s 2011 coloured-light sighting wave was not a single UFO incident but a short-lived surge of public reports describing bright, colour-changing lights, orange glows and apparently stationary or slowly moving objects seen across different parts of the country. The episode is notable because it illustrates how a national “wave” can emerge from the interaction of media coverage, genuine public observation, ambiguous night-sky phenomena and psychological expectation rather than from one clearly documented anomalous event.
Unlike a well-investigated case with radar data, multiple calibrated recordings or official findings, the 2011 wave consisted largely of eyewitness accounts submitted to news outlets and a handful of entries in private UFO databases. Taken together, they provide an instructive example of how ordinary astronomical and atmospheric phenomena can become linked in the public imagination into a broader UFO narrative.[moskisvet.com]moskisvet.comInvazija NLP-jev nad Slovenijo | Moskisvet.comSeptember 15, 2011…
How the media-driven wave developed
The immediate trigger was not an official investigation but news reporting. In September 2011, Slovenian media began covering reports of unusual lights over neighbouring northern Italy. Readers quickly responded by sending accounts of similar observations from Slovenia, creating the impression that the country was experiencing its own wave of unexplained aerial phenomena.[moskisvet.com]moskisvet.comNL P tudi nad Slovensko Bistrico in Gorenjsko? | Moskisvet.comNL P tudi nad Slovensko Bistrico in Gorenjsko? | Moskisvet.com
This pattern is common in historical UFO waves. Initial publicity encourages people to re-examine recent experiences that previously seemed insignificant. Individuals who notice an unusually bright object in the sky become more likely to interpret it as part of an unfolding mystery, and newspapers receive increasing numbers of reports from locations that have little demonstrable connection with one another.
The Slovenian reports came from a wide geographical area, including Črnivec, Lovrenc na Pohorju, Kranj, Laško, Cirkulane, Sežana and the Julian Alps. Rather than describing a single object travelling across the country, witnesses reported different phenomena observed on different nights under different viewing conditions.[moskisvet.com]moskisvet.comInvazija NLP-jev nad Slovenijo | Moskisvet.comSeptember 15, 2011…
This geographic diversity is significant because it argues against a single physical event while fitting the pattern of a perception-driven reporting wave.
Why witnesses described coloured and moving lights
The reports shared several recurring features despite originating from different observers.
Common descriptions included:
- bright star-like lights that appeared unusually luminous;
- objects apparently changing colour from white to yellow, blue, green or red;
- lights that seemed almost stationary before slowly drifting;
- orange or reddish glowing objects;
- groups of lights that disappeared suddenly.
Several witnesses specifically remarked that the lights seemed brighter than ordinary stars or changed colour continuously. One observer using a telescope reported seeing a brilliant point cycling through multiple colours while remaining unresolved as anything more than a bright dot. Another described a very bright “star” that appeared to alter direction over successive evenings.[moskisvet.com]moskisvet.comInvazija NLP-jev nad Slovenijo | Moskisvet.comSeptember 15, 2011…
Although striking to observers, none of these characteristics uniquely indicate an unknown craft. They are also consistent with several well-understood optical and astronomical effects.
Stars, planets, lanterns and reflected sunlight
The strongest natural explanations differ from report to report rather than relying on one universal cause.
Bright planets and atmospheric effects
Many reports resemble observations of bright planets—particularly Jupiter or Venus—seen low above the horizon.
Near the horizon, atmospheric turbulence can cause intense scintillation, making a bright planet appear to flash rapidly through multiple colours. To an observer expecting a fixed star, the colour changes and apparent brightness can seem extraordinary.
Atmospheric refraction can also produce the impression that a stationary celestial object is drifting or making subtle movements, especially during prolonged observation.
Chinese lanterns
Some descriptions of orange lights travelling together or disappearing abruptly resemble sky lanterns.
Lanterns were widely available across Europe by 2011 and frequently generated UFO reports because they:
- move slowly;
- appear silent;
- can travel in loose formations;
- fade suddenly when the flame extinguishes or when they enter cloud.
Not every Slovenian report fits this explanation, but it provides a plausible account for some of the orange-light sightings.
Reflected sunlight
One of the most revealing reports came from the Julian Alps, where a witness who observed brilliant points near Mount Rjavina proposed that the lights might actually have been sunlight reflecting from birds rather than unknown aircraft. That suggestion is valuable because it demonstrates an observer actively considering an ordinary explanation despite initially finding the sight unusual.[moskisvet.com]moskisvet.comInvazija NLP-jev nad Slovenijo | Moskisvet.comSeptember 15, 2011…
Sunlight reflected from birds, insects or distant aircraft can create brief flashes that appear and disappear abruptly as the angle between the observer, the object and the Sun changes.
The role of autokinesis and expectation
Psychology helps explain why many independent observers honestly report movement that later proves difficult to verify.
One important mechanism is autokinesis, a well-known visual illusion occurring when people stare at a small point of light against a dark, featureless background. Because the eyes constantly make tiny involuntary movements, the light can appear to wander, accelerate or change direction even though it is stationary.
This illusion becomes stronger when:
- the observer watches for an extended period;
- there are few nearby visual reference points;
- the object is isolated against a dark sky;
- the observer expects unusual behaviour.
Expectation itself also influences perception. After repeated news stories about mysterious lights, observers become more likely to interpret ambiguous stimuli within that framework. This does not imply fabrication. Rather, it reflects the normal way human perception combines sensory input with prior expectations.
The Slovenian reports illustrate this process well. Several witnesses independently described objects that behaved like stars in some respects yet appeared to move unpredictably or change colour dramatically—exactly the kinds of observations that autokinesis combined with atmospheric scintillation can produce.
A documented example within the wider wave
One report that entered an international archive occurred near Bivje outside Koper on 23 July 2011.
According to the account, two observers saw approximately fifteen lights moving in different directions for about one minute before disappearing. The report preserves a date, location and witness statement but lacks photographs, radar data, independent interviews or technical investigation capable of distinguishing between lanterns, aircraft, astronomical objects or another explanation.[NUFORC]nuforc.orgNUFORC UFO Sighting 82690…
The report therefore has historical value as documentation that witnesses experienced something they could not identify, but it does not establish the presence of an anomalous aerial phenomenon.
What the 2011 wave tells us about Slovenian UFO reports
The coloured-light wave occupies an important place within Slovenia’s broader UFO history because it demonstrates how a national surge of reports can arise without evidence for a single underlying extraordinary event.
Several characteristics distinguish it:
- reports emerged rapidly after media attention intensified;
- observations came from many unrelated locations rather than one incident;
- witness descriptions varied considerably;
- most reports lacked photographs, precise timings or corroborating technical evidence;
- many observations are consistent with combinations of bright planets, atmospheric scintillation, sky lanterns, reflected sunlight and perceptual effects.
None of this proves that every reported light has been individually identified. Some sightings remain genuinely unexplained in the limited sense that insufficient information survives to determine their cause. However, the available evidence supports interpreting the 2011 episode primarily as a reporting wave shaped by ambiguous visual stimuli and heightened public attention rather than as evidence for a coordinated series of anomalous aerial events.[moskisvet.com]moskisvet.comInvazija NLP-jev nad Slovenijo | Moskisvet.comSeptember 15, 2011…
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Endnotes
1.
Source: moskisvet.com
Title: Invazija NLP-jev nad Slovenijo | Moskisvet.com
Link:https://www.moskisvet.com/rubrika/fokus/neverjetno-nlp-v-obliki-penisa-nad-slovenijo.html
Source snippet
September 15, 2011...
Published: September 15, 2011
2.
Source: moskisvet.com
Title: NL P tudi nad Slovensko Bistrico in Gorenjsko? | Moskisvet.com
Link:https://www.moskisvet.com/rubrika/fokus/invazija-nlpjev-nad-italijo.html
3.
Source: nuforc.org
Link:https://nuforc.org/sighting/?id=82690
Source snippet
NUFORC UFO Sighting 82690...
4.
Source: nuforc.org
Link:https://nuforc.org/subndx/?id=e201106
Source snippet
NUFORC Reports for Month 201106August 20, 2023 — NUFORC REPORTS FOR MONTH 201106 Link | Occurred | City | State | Country | Shape | Summa...
Published: August 20, 2023
5.
Source: nuforc.org
Link:https://nuforc.org/sighting/?id=82659
6.
Source: nuforc.org
Link:https://nuforc.org/sighting/?id=82346
7.
Source: nuforc.org
Link:https://nuforc.org/subndx/?id=p110706
8.
Source: nuforc.org
Link:https://nuforc.org/sighting/?id=82142
9.
Source: lightphotos.net
Link:https://www.lightphotos.net/photos/displayimage.php?album=37&pid=1547
Source snippet
Koper / Old Harbour / North Pierhead light - World of LighthousesDecember 28, 2011 — Image Home > Lighthouses of Europe > Slovenia Image...
Published: December 28, 2011
10.
Source: historique-meteo.net
Link:https://www.historique-meteo.net/europe/slovenie/koper/2011/07/
Additional References
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Source: nature.com
Link:https://www.nature.com/articles/nature10778
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Biosignatures as revealed by spectropolarimetry of Earthshine | NatureFebruary 29, 2012 — * Letter *...
Published: February 29, 2012
12.
Source: ufo-hunters.com
Title: UFO Sighting in Ljubljana (Slovenia) on Thursday 17 November 2011
Link:https://www.ufo-hunters.com/sightings/search/5143900d0ad2e1e9be44a22f/UFO%20Sighting%20in%20Ljubljana%20%28Slovenia%29%20on%20Thursday%2017%20November%202011
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UFO HuntersDecember 12, 2011 — UFO Sighting in Ljubljana (Slovenia) on Thursday 17 November 2011 - UFO Hunters - 204998 SIGHTINGS REPORTED...
Published: November 2011
13.
Source: youtube.com
Title: The Belgium UFO That Defied Physics (S4) | The Proof Is Out There | History
Link:https://www.youtube.com/watch?v=aWbo0x1lJAk
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This European UFO Was Spotted by Thousands of People | Belgian UFO Wave...
14.
Source: youtube.com
Title: The Hessdalen Lights: Science’s Strangest Unexplained Glow
Link:https://www.youtube.com/watch?v=5djXIwHLkvQ
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The Belgium UFO That Defied Physics (S4) | The Proof Is Out There | History...
15.
Source: youtube.com
Title: Mysterious Lights That Defy Explanation | The Proof Is Out There
Link:https://www.youtube.com/watch?v=mV24HMFt81A
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The Hessdalen Lights: Science's Strangest Unexplained Glow...
16.
Source: glasistrenovine.hr
Title: NL O iznad Pule?!
Link:https://glasistrenovine.hr/arhiva-portala/pregled-vijesti/nlo-iznad-pule-344717
Source snippet
GlasIstre NovineNovember 14, 2011 — NLO IZNAD PULE?! 14. studenog 2011 16:56 Image: Isteklo je pravo korištenja fotografije Isteklo je pr...
Published: November 14, 2011
17.
Source: agupubs.onlinelibrary.wiley.com
Link:https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2011JD016698
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18.
Source: peninsuladailynews.com
Link:https://www.peninsuladailynews.com/2011/07/26/update-aw-go-fly-a-kite-origin-of-creepy-lights-in-the-peninsula-night-sky-confirmed-video/
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Source: youtube.com
Link:https://www.youtube.com/watch?v=vsh7CgHefLo
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Mysterious Lights That Defy Explanation | The Proof Is Out There...
20.
Source: lanazione.it
Title: La Nazione | “Misteriose luci nel cielo di Pisa” Numerose segnalazioni
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