SpaceX launch of private Blue Ghost moon lander set for Jan. 15
SpaceX and NASA are targeting Jan. 15 for the launch of the private Blue Ghost moon lander from Kennedy Space Center in ...
On this date: Galileo discovers three major moons of Jupiter
Europa was one of four moons discovered on Jan. 7, 1610, by astronomer Galileo Galilei. Speaking of Galileo, this photo was ...