StartRocket proposed to deploy satellites capable of displaying corporate logos or other advertising visible from the ground. Credit: StartRocket WASHINGTON — Astronomers are calling on nations to ban advertising in space that can be seen from the ground, calling it the latest threat to the dark and quiet sky.At a briefing during the 245th Meeting of the American Astronomical Society earlier this month, the organization rolled out a statement calling for bans on “obtrusive space advertising” be...