Visibility of stars in the night sky declines faster than previously thought

Potsdam, Germany (SPX) Jan 20, 2023

People around the world are seeing fewer and fewer stars in the night sky. The change in star visibility can be explained by an increase in the sky brightness of 7-10 percent per year. The rate of change is faster than satellite measurements of artificial light emissions on Earth would at first suggest. This is the finding of a study published in the journal Science, conducted by a researc