Konstantin Tsiolkovsky was a pioneering Russian rocket scientist and cosmonautics theorist, shaping future space exploration.
Alexey Leonov was a Soviet cosmonaut who became the first human to conduct a spacewalk, showcasing bravery and pioneering spirit.
Vikram Sarabhai was an Indian physicist and innovator who played a pivotal role in the development of India's space program and founded the Indian Space Research Organization (ISRO).
Bill Richardson is a former American politician, diplomat, and governor of New Mexico, known for his extensive diplomatic career and efforts in promoting renewable energy.