The footprints stay on the moon for about 100 million years.
It is a very interesting fact to know that the footprints of the astronauts don’t get eroded even after 100 million years as there is no atmosphere on the moon.
Water is like a jelly in space
To know details about the surface tension of water in the space, an astronaut named Chris Hadfield has done an experiment on water. After the experiment, he found that the water gets converted into jelly in the space.