After the Soviet Union launched Sputnik I in 1957, the space race was on. And what followed was decades of secrecy that dominated its space program. Learn other interesting space history as we dive into these soviet space secrets.
- By HowStuffWorks
Do you believe there’s life on Venus? In 2020, a team of astronomers had announced that they detected the chemical phosphine in the thick clouds of Venus. Scientists had asserted back then that the reason...