Space History's Hidden Mysteries: OnePlus Ace Launch Week

On April 12, 1961, a 27-year-old Soviet pilot named Yuri Gagarin climbed into a spacecraft called Vostok 1 and became the first human being to reach orbit. His flight lasted one hour and 48 minutes. He circled the Earth once, then came home. The words he spoke as the rocket lifted off were simple: "Poyehali!"—Let's go. He would never fly to space again. In 1968, seven years after his historic mission, Gagarin died when a plane he was piloting crashed near Moscow.

But the official story of who reached space first may not be the whole story. For decades, rumors circulated in the West that another Soviet cosmonaut had beaten Gagarin into orbit. The man's name was Vladimir Ilyushin, a test pilot. Some accounts placed his flight five days before Gagarin's, on April 7, 1961. Others claimed it happened even earlier, on March 25. According to the whispers and the fragments of evidence that survived the Cold War, Ilyushin's mission had gone catastrophically wrong. He was badly injured, some said unconscious, lying in a Moscow hospital. The Soviet government offered a different explanation: Ilyushin had been in a car accident. Many Western journalists did not believe them.

The evidence for Ilyushin's flight was thin and circumstantial. The North American Aerospace Defence Command, which tracked Soviet launches, detected nothing on the dates in question. No rocket signature. No radio signals. Nothing. Yet the rumors persisted, fed by fragments of testimony and the Soviet Union's well-documented history of concealing space disasters. In 1980, the world learned that a cosmonaut named Valentin Bondarenko had died in 1961 during a low-pressure endurance test when a fire broke out in his chamber. The Soviets had removed his image from training photographs. In 1989, nearly three decades after the fact, it emerged that a launchpad accident in October 1960 had killed 78 people. How many other failures had the Soviet space program buried?

Two Italian amateur radio operators, Achille and Giovanni Judica-Cordiglio, claimed they had picked up radio transmissions from space in the days before Gagarin's flight. They said they had heard similar signals before—in May 1960, in November of that year, and again in 1961, when they reported hearing what sounded like an astronaut suffocating to death. None of these recordings were ever verified. A former Soviet senior engineer named Mikhail Rudenko went further, claiming in 2001 that cosmonauts had been sent to space in 1957, 1958, and 1959, and that all three had died during their flights. Their names were never released. Rudenko's account appeared on pravda.ru, a website known for publishing sensational and often unreliable stories about aliens and space phenomena.

Vladimir Ilyushin lived until 2010, dying at the age of 82. He never publicly confirmed that he had flown to space. He never explained his injuries. He never broke his silence. The documentary "The Cosmonaut Cover-Up," released in 1999, presented a more elaborate theory: that Ilyushin had failed to eject from his capsule, crashed in China, was captured, and was eventually returned to the Soviet Union in 1962. According to the filmmakers, he refused to discuss the event on camera. Whether any of this is true remains unknown. The Soviet archives have not yielded definitive proof. No wreckage has been found. No credible witness has come forward with a complete account. Gagarin remains officially recognized as the first human in space, his achievement unchallenged by any government or space agency. Yet the possibility lingers that the Cold War concealed a darker, more complicated history of early spaceflight—one in which the race to reach orbit may have claimed lives that the world was never allowed to mourn.