3D render of planet Earth viewed from space, with night lights in Europe and sun rising over Asia. Blue hue treatment. Elements from NASA (https://eoimages.gsfc.nasa.gov/images/imagerecords/57000/57752/land_shallow_topo_2048.jpg)

U.S. Space Force's Space Systems Command (SSC) wants companies to provide insights on the future Epoch 3 and Epoch 4 constellations of the service's coming Medium Earth Orbit (MEO) resilient missile warning and tracking system. "SSC requests industry feedback on a resilient missile warning and tracking (MWT) Medium Earth Orbit (MEO) layer Epochs 3 & 4 (E3&4) production feasibility that will support MWT Full Warfighting Capabilities," according to a Tuesday business notice from SSC's program executive office for space sensing…