The commission in Russia investigating last week's accident will determine the new launch date for the next manned mission, Krasnov said, according to the RIA Novosti report.

CNN: Russia postpones new manned space station mission

"Of course we should be prepared to use any scientific potential we have on Mir, " said Alexei Krasnov, deputy head of the Russian Space Agency's international cooperation department.

CNN: Russia reluctant to let Mir die

Due to the schedule change announced Monday, the three Russian astronauts on board will return to Earth eight days later than originally planned, on September 16 instead of September 8, Krasnov said.

CNN: Russia postpones new manned space station mission

Alexei Krasnov of the space agency, Roscosmos, said the next manned mission, originally planned to launch on September 22, now would occur in late October or early November, according to the RIA Novosti report.

CNN: Russia postpones new manned space station mission