[1] His first spaceflight was as a crew member of the long-duration mission Mir EO-16, which was launched and landed by the spacecraft Soyuz TM-19.

Musabayev was designated Flight Engineer; the mission lasted from 1 July 1994 to 4 November 1994, for a total duration of 125 days 22 hours 53 minutes.

[1] His second spaceflight was as Commander of another long-duration expedition called Mir EO-25, which was launched by the spacecraft Soyuz TM-27.

[1] He became deputy head of the Zhukovsky Air Force Engineering Academy and was appointed to Major General in September 2003.

[3] 11 April 2007, Musabayev was appointed Head of the National Space Agency of the Republic of Kazakhstan, also known as KazCosmos.