This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
NROL. en NROL Rapid Pathfinder small NRO satellite which carries advanced dosimeters to characterize the space environment from kilometer orbit nro gov pdf Bruce Carlson NRO PDUSGov Uploaded with NROL
Page 2023 Free-images.com. All images are Public Domain