In what year was LADEE launched: 1994, 2010, 2011 or 2013?

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The Lunar Atmosphere and Dust Environment Explorer (LADEE) was a NASA mission that orbited the Moon's equator to study the lunar exosphere and dust.

Learn more on Codexery: LADEE 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?