A strange, white-colored object has been spotted on a remote airstrip in northwestern China, near the Lop Nur nuclear test site. This airfield, known for its ties to China’s secretive spaceplane program, is stirring curiosity once again. Recent satellite images, taken on November 29 by Planet Labs, show the object at the southwestern end of the runway, accompanied by several smaller vehicles and support equipment. But what exactly is it?

A Closer Look at the Airstrip

The airfield feat...