Lost Cosmonauts
Conspiracy theory of concealed Soviet space deaths.
The Lost Cosmonauts, or Phantom Cosmonauts, is a conspiracy theory claiming Soviet and Russian space agencies hid cosmonaut deaths in space. Believers say the USSR launched secret manned flights before Yuri Gagarin’s 1961 mission, with cosmonauts dying in those attempts. The evidence for this is widely seen as weak, and many cases turned out to be hoaxes.
Quick Facts
- First alleged cosmonaut
- Alexei Ledovsky
- Other alleged cosmonauts
- Andrei Mitkov
- Sergei Shiborin
- Maria Gromova
- High-altitude parachutists linked
- Colonel Pyotr Dolgov
- Ivan Kachur
- Alexey Grachov
- Confirmed hoax figure
- Ivan Istochnikov
- Hoax perpetrator
- Joan Fontcuberta
- Year of hoax exhibit
- 1997
Facts from the source article.
Allegations
In late 1959, a high-ranking Czechoslovak Communist was said to have leaked details about several secret Soviet space missions. One of the supposed cosmonauts, Alexei Ledovsky, was reportedly launched in a modified R-5A rocket. Three others—Andrei Mitkov, Sergei Shiborin, and Maria Gromova—were also claimed to have died in similar flights. The Italian agency Continentale repeated these claims that same month, listing the names as Alexei Ledowsky, Serenty Schriborin, Andrei Mitkow, and Maria Gromova. No proof of any Soviet sub-orbital crewed missions ever surfaced. That same year, the magazine Ogoniok featured three high-altitude parachutists: Colonel Pyotr Dolgov, Ivan Kachur, and Alexey Grachov. Official records show Dolgov died on November 1, 1962, during a jump from a Volga balloon gondola at 28,640 meters, when his helmet visor struck the gondola and his suit depressurized. Kachur vanished around that time, and his name became tied to the equipment. Grachov likely tested high-altitude gear alongside the others. Journalist Yaroslav Golovanov suggested these parachute tests were later exaggerated into stories of space deaths. Ogoniok also ran photos of Gennady Zavadovsky testing high-altitude equipment. Zavadovsky later appeared on lists of dead cosmonauts, though no date or accident details were given.
Confirmed hoaxes
Soyuz 2 was an uncrewed spacecraft that served as the docking target for Soyuz 3. In 1993, American journalist Mike Arena claimed to have discovered that a cosmonaut named Ivan Istochnikov and his dog Kloka had been aboard Soyuz 2, disappearing on October 26, 1968, after what appeared to be a meteorite strike. According to Arena, Soviet authorities erased them from history to avoid admitting failure. This story was later revealed as a hoax by Joan Fontcuberta, who created it as a modern art project. He produced fake mission artifacts, digitally altered images, and lengthy biographies full of historical and technical mistakes. The exhibit appeared in Madrid in 1997 and at the National Museum of Catalan Art in 1998. Brown University later bought several items and displayed them. Mexico’s Luna Cornea magazine missed the hoax and published issue number 14 in early 1998 with photos and an article presenting the story as fact. Separately, a tale circulated in 2000 that Andrei Mikoyan and another crew member died in early 1969 during a secret attempt to reach the Moon before the Americans, failing to enter lunar orbit and flying past it. This story may have originated from an episode of the television series The Cape titled “Buried in Peace,” which aired on October 28, 1996, featuring a dead Soviet crew in a derelict spacecraft.
Later allusions
The 1964 U.S. edition of the Guinness Book of World Records lists Gagarin's Vostok 1 as the first successful manned satellite, but a footnote names nine possible lost cosmonauts. Julius Epstein wrote papers alleging Soviet space failures involving lost cosmonauts, which were entered into the Congressional Record in 1965 and 1971. In 1993, the U.S. tabloid Sun reported on multiple cosmonaut deaths and body recovery missions from 1968 to 1988. In 2010, the Canadian band Wolf Parade released a song called Yulia, which lead singer Dan Boeckner said was about a lost cosmonaut.
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