China plans to launch 'artificial moon' to replace streetlamps: Report

By reflecting light from the sun, the satellites could replace streetlamps in urban areas, saving an estimated 1.2 billion yuan ($170 million) a year in electricity costs for Chengdu, if the man-made moons illuminate an area of 50 square kilometers.

from Hindustan Times - topnews https://ift.tt/2yoGbup