| Country | United States |
| State or Province | Illinois |
| City or Nearest Urban Center | Naperville |
| Date of Sighting | 9/1/25 |
| Time of Sighting | 11:00 PM CDT |
| Weather Conditions | Clear |
| Sighting Duration | 5 seconds |
| Number of Witnesses | 1 |
| Distance | 400 FEET |
| Solid Object | Yes |
| Size | SLIGHLY LARGER THAN A FULL MOON |
| Shape | Other |
| Shape details | H-shaped or crossbar structure, angled—not aligned horizontally or vertically |
| Metallic/Shiny | No |
| Color | WHITE |
| Glow/Halo | Yes |
| Lights | No |
| How Many Lights | not provided |
| How Bright | not provided |
| Light Coloration | not provided |
| Sound | No |
| Motion/Speed | Estimated 100–200 mph, silent motion |
| Number of Objects | One |
| Coordination/Communication | not provided |
| Windows | No |
| Occupants | No |
| Description of Sighting | A single, silent aerial object appeared suddenly and moved in a straight line across a small portion of the sky. The craft was shaped like an H or crossbar structure, distinctly angled—not aligned horizontally or vertically. It was uniformly illuminated in white, with no flashing lights, no visible propulsion system, no contrail, and no markings. The object emitted no sound and disappeared after a brief, linear motion. |
| Nearby Landmarks | JUNIOR HIGH SCHOOL BUILDING |
| Latitude | 41.7153 |
| Longitude | -88.1239 |
| Altitude | 300-400 FEET |
| Signs of Propulsion | No |
| Advanced Capabilities | No |
| Visible Payload | No |
| Detected on Radar | No |
| Detectable Signatures | No |
| Displayed Awareness | No |
| Displayed Aggression | No |
| Health Effects | NO |
| Physical/Environmental Effects | not provided |
| Animal Disturbance | not provided |
| Witness Feelings | PERPLEXED, INTRIGUED, INTROSPECTIVE |
| Witness Assessment | OBLIVIOUS TO MY PRESSENCE |
| Additional Information | REPORTED TO NUFORC |
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