One of the most commonly discussed challenges when starting our species’ space exploration journey is how to get the resources necessary for life off of the Earth. Typically this is thought of as two things—water and oxygen, but, luckily, oxygen can be supplied by splitting apart a water molecule, so the most critical resource we could find in space is water.
Click here for original story, We could get large amounts of water from the moon by directing the sun at it
Source: Phys.org