Stunning time-lapse video shows starry sky without light

US astrophotographer shows night skies variations caused by light pollution in a time-lapse video.

A US-based amateur astrophotographer has created a stunning time-lapse video showing the effects of light pollution on the night skies.

Sriram Murali shot the video hoping to raise awareness of how far the beauty of the night skies is obscured by light emanating from urban areas.