"Brightness statistics for #satellites of the #Starlink, #BlueBird, #Qianfan, #Guowang and #OneWeb constellations are reported. Nearly all these #spacecraft exceed the magnitude 7+ brightness limit pertaining to interference with professional #research. Most also exceed the magnitude 6 reference where they distract from aesthetic appreciation of the night sky."

https://arxiv.org/abs/2507.00107