Aleksandrov was born in Omurtag, Bulgaria on December 1, 1951. He graduated from the
Bulgarian Air Force Academy in 1974 and obtained a degree in technical sciences in 1983. In the Bulgarian Air Force, Aleksandrov rose to the rank of lieutenant colonel. Aleksandrov was selected as backup to
Georgi Ivanov on the
Soyuz 33 mission to the
Salyut 6 space station. Subsequently, Aleksandrov was assigned to the prime crew of the
Soyuz TM-5 mission to the
Mir space station. Aleksandrov later became Deputy Director of the Institute of Space Research,
Bulgarian Academy of Sciences. Currently Aleksandrov works as a research scientist. He is married and has one child. ==Honours and awards==