The Global Network Against Weapons And Nuclear Power in Space 

Happening now, get involve:

Keep Space for Peace Week

October 1-8 

Create an online Event and join the GN

UN World Space Week: October 4-10

This year's theme is Space and Sustainability 

This year's hashtags are (from Space.com):

#WSW2022 #worldspaceweek #worldspaceweek2022  #spaceandsustainabilitywsw