October 4, 1957 is the 50th anniversary of Sputnik's launch. Francis Hunger, creator of the Sputnik Gazetteer,Germany has helped to organize a variety of international events. You can find information about them here: http://www.hgb-leipzig.de/~francis/irmielin/works/sputnik/_externalmaterial/issue6.pdf
I will be giving a lecture on Sputnik in my Satellite Media class at UC Santa Barbara from 4-5:20pm in Buchanan Hall 1920, which is open to the public. For anyone who wants to celebrate, come to Tupelo Junction restaurant in SB at 6:30pm.