The official description
AARO assesses that this video, whose uploader-defined title is, “Spherical UAP [CALLSIGN] 2021/04/12 vid 1,” is likely derived from a full-motion video camera and an infrared sensor aboard a U.S. military platform operating within the United States Central Command area of responsibility in 2021. Video Duration: 00:04:49 Video Description: 00:00-04:49: The sensor pans and cycles zoom levels to track an area of contrast, keeping it generally within the center of the sensor field-of-view.
Quoted from the U.S. Department of War, PURSUE UAP releases. Read every file for this incident in Official files or at war.gov/UFO.