U.S. DEPT OF DEFENSE / SCIENCE PHOTO LIBRARY U.S. DEPT OF DEFENSE / SCIENCE PHOTO LIBRARY
Artist's impression of a surveillance and tracking satellite planned as part of the American government's Strategic Defense Initiative. To be successful, a network of such satellites would have to detect and track all objects in low Earth orbit and to discriminate between ballistic missile warheads, decoys and debris.
Model release not required. Property release not required.