Air Force officials have begun test transmissions of the new L-5 safety-of-life navigation signal from the newest Global Positioning System satellite as part of the satellite’s on-orbit checkout phase. The Air Force launched this satellite into space on May 27. It is the first in the Boeing-built Block IIF series. Among its features is the L-5 signal for civil pilots. The initial test transmissions of L-5 began June 5 and will take place intermittently during the satellite’s three-month phase of on-orbit testing. All Block IIF spacecraft will transmit L-5, as will future GPS Block III satellites. (Los Angeles release)
Recent Russian and Chinese tests of space weapons are a "natural consequence of military behaviors," and the U.S. must now "mitigate this threat," the Space Force's operations chief said. “When you are behind, you look for ways to seek vulnerabilities of your adversary and your competitor so that you can…