May 15, 2015

Roscosmos expects Commission investigating Progress accident cause to complete works by May 22. The period of investigation was increased from May 12 to May 22, by May 22 Commission will present final conclusion, – Federal Space Agency representative reported.

Soyuz-2.1a modernized booster with Progress M-27M cargo vehicle was launched from Baikonur spaceport on April 28. The vehicle separated from the booster’s 3rd stage off-nominally and entered unscheduled orbit spinning. Docking with the ISS was cancelled. All afferts to take control over the vehicle were a failure: it started uncontrolled descent. At 05.04 Moscow time, May 08, Friday, it ceased to exist sinking in the central part of the Pacific Ocean.

Commission will complete works by May 22, Manned Complex Flight Tests State Commission Head Alexander Ivanov reported on May 12.

The specialists accomplish works on the premises of aerospace industry enterprises. To find out the cause deep calculation and theoretical researches, additional simulation and a series of experiments are to be conducted. At the present time the specialists accomplish ground experiments to find out what on Earth could cause depressurization of oxidizer tank and further depressurization of Soyuz-2.1a 3rd stage fuel tank depressurization, – the spokesman reported.

He reminded that on the whole Progress M-27M separation from the booster took place nominally until the separation from the 3rd stage of Soyuz-2.1a. At 526 second of the flight off-nominal separation took place resulting in the fact that the vehicle entered the orbit 40 km higher, and the 3rd stage – the orbit 20 km lower the scheduled trajectory.

More from this category:
July 3, 2013

Russian space industry enterprises will be consolidated in the frameworks of JSC integrated structure, – Russian Vice Prime Minister Dmitry Rogozin told the journalists. Draft…

full story
June 14, 2019

Today, on June 14, 2019, in accordance with the decision of the State Commission, the “Proton-M” launch vehicle with the upper stage “DM-03” and the…

full story
October 3, 2013

The medium altitude of the ISS was increased by 3,4 km with the help of European cargo vehicle ATV-4, – Mission Control Centre representative reported….

full story
May 9, 2022

Dear friends, dear compatriots! We are Roscosmos cosmonauts Oleg Artemiev, Denis Matveev and Sergey Korsakov. We congratulate you on the Victory Day in the Great…

full story
July 18, 2018

Today, July 17, 2018, “Roskosmos” State Corporation has signed a state contract with RSC “Energia” for the creation of a new-generation middle class space rocket…

full story
August 28, 2013

For the first time in world history Roscosmos arranged direct communication session with Russian crew members of the ISS at MAKS-2013 Airshow, – Roscosmos spokesman…

full story
May 22, 2019

The spacecraft “Meteor-M” № 2-2 and equipment for its assembly and testing arrived at the Ignatievo Airport of the Amur Region. On May 21, the…

full story
March 13, 2014

Today Gagarin Cosmonaut Training Centre saw formal farewell ceremony of main and back-up crews of ISS-39/40 mission leaving for Baikonur spaceport for further preflight trainings….

full story