60K views · 1.9K reactions | July 20, 1976, 7 years to the day after the Apollo 11 moon landing, the first successful landing on Mars by NASA's Viking spacecraft took place. The ambitious Viking missions continue to evoke pride and enthusiasm for future space exploration. https://www.youtube.com/watch?v=uhpQ670XGaM | NASA 360 | Facebook

2.3K views · 324 reactions | Mission patches for NASA human spaceflight missions have included a variety of elements over the years, from Freedom 7 to Crew-4. Do you know what “first” the Apollo 11 patch had (or didn’t have) compared to the other Apollo mission emblems? | NASA's Johnson Space Center | Facebook