In which constellation is 3C 63 located: Cetus, Taurus, Lyra or Cancer?

How many moons does Mars have?

Which planet is known as the Red Planet?

In which constellation is Gliese 867 located: Aquarius, Apus, Antlia or Aquila?

In what year was IC 184 discovered: 1887, 1891, 1892 or 1898?

In which constellation is 0313−192 located: Corona Borealis, Serpens, Eridanus or Boötes?

In what year was BioSentinel launched: 2008, 2011, 2020 or 2022?