https://spacedaily.com/b-there-is-a-single-satellite-launched-by-the-us-navy-in-1964-that-is-still-in-orbit-still-transmitting-and-still-being-used-by-amateur-radio-operators-around-the-world-and-nobody-at-the-nav/

There is a single satellite launched by the US Navy in 1964 that is still in orbit, still transmitting, and still being used by amateur radio operators around the world — and nobody at the Navy has been in charge of it for decades
On December 28, 1964, a Thor-Able-Star rocket lifted off from Vandenberg Air Force Base in California and put a small US Navy satellite into a low polar orbit. The satellite was called Transit 5B-5. It weighed about 70 kilograms. It was part of the first satellite-based navigation system in human history — the predecessor to […]


