The moon could be perfect for cutting-edge telescopes — but not if we don't protect it 

 Moon-based telescopes would allow astronomers to conduct cutting-edge science. But given how busy the moon is getting, will the lunar surface be free enough from interference?  

https://cdn.mos.cms.futurecdn.net/kPfrrQAEAJPxLRSTBPMMD6.jpg

https://www.space.com/moon-perfect-for-lunar-astronomy-protection