WhatsAbove / Cities / Colorado / Castle Rock
Live planes and satellites over Castle Rock, CO
The scope below is live: every trackable aircraft and satellite above Castle Rock right now, centered on 39.3722, -104.8561. Click anything for callsign, route, altitude, and more.
Tonight
Visible passes for the next 12 hours — sun-lit satellite, dark sky at your point.
Nearest major airports
Castle Rock lies about 14 miles south of Centennial Airport (APA), which puts it under arrival sequencing and climb-out corridors — most identifiable traffic crosses between 4,000 and 15,000 ft, descending toward or climbing away from the field.
About the sky over Castle Rock
Castle Rock (Colorado) has a population of about 55,591 and sits at 39.3722°N, 104.8561°W. Aircraft on this page come from the crowdsourced ADS-B network (coverage over this area depends on volunteer receivers nearby); satellites are computed in your browser from published orbital elements — several hundred are above the local horizon at any moment.
What planes fly over Castle Rock?
Most identifiable traffic over Castle Rock is tied to Centennial Airport (APA), 14 miles to the north, plus BFK (23 mi) and DEN (35 mi). Add high-altitude cruise traffic passing over on airway routes. The live scope on this page shows each one with callsign, route, and altitude.
How many satellites are above Castle Rock right now?
Several hundred cataloged objects are above Castle Rock's horizon at any moment — mostly Starlink, plus stations, science payloads, and decades-old relics. Open the SPACE tab on this page for the live, computed count at 39.3722, -104.8561.
Can I see the ISS from Castle Rock?
Yes. The ISS passes over Colorado several times most weeks; visible passes happen when the station is sunlit while the sky over Castle Rock is dark — typically 1–3 hours after sunset or before sunrise. The Tonight panel on this page computes exact times, directions, and durations.