Dark skies help us see the brilliant color of auroras, pinpoint constellations and other planets in the night sky, and are important for the health of plants, insects, animals, and humans. #DarkSkyWeek #NASAEarth
Scientists compared nighttime lights seen by NASA satellites and @cdc health data.
They found that poorer, non-white neighborhoods experience more artificial light at night, which can disrupt circadian rhythms and cause sleep deficiency. #DarkSkyWeek https://go.nasa.gov/3nBnuQx #NASAEarth
