Volunteers wash a sculpture of Konstantin Tsiolkovsky, a Russian and Soviet rocket scientist who pioneered astronautics during Cosmonauts Day celebration in St. Petersburg, Russia, Friday, April 12, 2024. Russia marks the 63rd anniversary of Gagarin's pioneering mission on April 12 1961, the first human flight to orbit that opened the space era. (Photo by Dmitri Lovetsky/AP Photo)
