48 Years of Space Flight . ... Credit Copyright: Ralf Vandebergh Explanation: This year, NASA celebrated its 50th anniversary . ... One result is this intriguing composite effectively spanning 48 years of space flight! From a 1960 launch, on the left is the TIROS 2 satellite, one of the first successful weather satellites . ... On the right, of course, is the ISS ( International Space Station ) including its recent addition, the Progress M-65 cargo vehicle, launched to the ISS just last month. ...