64
Presumably you mean a board similar to a Chess Board, in which case 64. 8x8 square.
Yes.
A standard checkerboard consists of 64 squares arranged in an 8x8 grid, alternating between black and white. Since there are equal numbers of black and white squares, there are 32 black squares on a checkerboard.
There are mountains on planets in space but there is no number on how many.
12
169 moons in space
2.
There r many satellites in space. there are 7
125
Space Adaptation Syndrome
Many nations have launched satellites into space. These space vehicles are the most frequent space travellers.
Do you know how many galaxies are in space?It is never ending just like space.