3 articles
Hiten (ひてん) (spacecraft)
Hiten (ひてん), pre-launch name MUSES-A, was a Japanese ISAS spacecraft launched in January 1990 as Japan's first lunar mission, ending with a controlled impact on the Moon in April 1993.
STS-31
STS-31 was the 35th mission of NASA's Space Shuttle program, flown by Discovery from April 24 to 29, 1990, to deploy the Hubble Space Telescope into the highest Shuttle orbit to date.
Ulysses (spacecraft)
Ulysses was a joint ESA/NASA space probe that, from 1990 to 2009, made the first surveys of the Sun's polar regions from a near-polar solar orbit.