Enhancing Understanding of Yongbyon Through Thermal Imagery: Part 1

Nuclear Weapons
, by , and • TIR (TIR) analysis via LANDSAT 8 and 9 imagery over two years provides key insights into Yongbyon nuclear facilities' operations, highlighting the intricate strengths and limitations of thermal imagery for operational assessment... Overview of the normalized land surface temperature calculated from daytime LANDSAT 8 thermal infrared (TIR)…

Vertical Engine Test and Ongoing Construction at the Sohae Satellite Launching Station

Military
, by , and Satellite imagery indicates that North Korea conducted an unannounced test of a liquid propellant rocket engine from the Yunsong vertical engine test facility during the fourth week of April 2024. Earlier in the month, several sources suggested that North Korea was preparing to conduct another satellite launch. While there were some indications that a launch attempt might occur within the month, it did not.