Space Shuttle Atlantis Launches STS-37 to Deploy Gamma Ray Observatory, April 5, 1991
The Space Shuttle Atlantis launches on STS-37 to deploy the Compton Gamma Ray Observatory. Date: April 5, 1991 Read more on Wikipedia → 📅 Other events on April 5 📅 Events on this day in 1991 📅 On This Day (Today)