In what year was Hiten launched: 1969, 1990, 1994 or 2010?

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space

Japan’s first lunar probe, Hiten (also called Celestial Maiden), launched on January 24, 1990.

Learn more on Codexery: Hiten (spacecraft) in Spacecraft That Orbited the Moon

How many moons does Mars have?

Which planet is known as the Red Planet?

In which constellation is Robert's Quartet located: Phoenix, Draco, Grus or Corona Borealis?

In what year was NGC 7213 discovered: 1786, 1834, 1836 or 1864?

In which constellation is R Aquarii located: Andromeda, Apus, Antlia or Aquarius?

In which constellation is NGC 5679 Group located: Corona Borealis, Phoenix, Virgo or Leo?