Space Shuttle Discovery Launches Ulysses Probe to Study Sun October 6, 1990
Space Shuttle Discovery is launched on STS-41, and deploys the Ulysses space probe to study the Sun's polar regions. Date: October 6, 1990 Read more on Wikipedia → 📅 Other events on October 6 📅 Events on this day in 1990 📅 On This Day (Today)