More information is available at the community portal. You may ask questions at the help desk, village pump or on IRC channel #wikimedia-commons (webchat). You can also contact an administrator on their talk page. If you have a specific copyright question, ask at the copyright village pump.
Observable universe logarithmic illustration
Thank you very much for that great image of Observable_universe_logarithmic_illustration.
I made a french post about it, in correlation with a Buddhist Mandala.