Soyuz TM-1 was an unmanned test flight of the Soyuz-TM spacecraft, intended for use in the Mir space station program. This was the maiden flight of the Soyuz-TM spacecraft, intended as the successor to the Soyuz-T spacecraft used in the Salyut program. It docked to Mir on 23 May 1986, and undocked on the 29th. It was the last uncrewed Soyuz flight until Soyuz MS-14, in 2019. Mission parameters Spacecraft: Soyuz-7K-STM Mass: 6450 kg Crew: None Launched: May 21, 1986 Landed: May 30, 1986 References Further reading Mir Hardware Heritage - NASA report (PDF format) Mir Hardware Heritage (wikisource) Soyuz uncrewed test flights Spacecraft launched in 1986 Spacecraft which reentered in 1986