1951 Space & Exploration Events — Verified Historical Highlights

1951 Space & Exploration Events — Verified Historical Highlights | TakeMeBack.to
- 22 Jul Soviet dogs make first sub-orbital flight: On July 22, 1951, Soviet space dogs Dezik and Tsygan became the first mammals to survive a sub-orbital spaceflight, reaching an altitude of 110 km and experiencing four minutes of weightlessness before safely returning to Earth. source: en.wikipedia.org
What happened in 1951?
Discover what the world looked like in 1951: