#ESA:
"
Keeping the sky dark and quiet
"
".. ESA and the International Astronomical Union’s Centre for the Protection of the Dark and Quiet Sky (IAU CPS) have signed an agreement at the International Astronautical Congress to strengthen cooperation and develop technical solutions to keep the sky dark and quiet."
https://www.esa.int/Space_Safety/Clean_Space/Keeping_the_sky_dark_and_quiet
8.10.2026
#Astronomie #Astronomy #CPS #Darkness #IAU #Lichtverschmutzung #Nachthimmel #NightSky #RadioEmission #Raumfahrt #Science #Sky #SpaceFlight