The two flight engineers were back inside the ISS on Monday one hour ahead of schedule.
One goal of the mission was to launch the Peruvian nanosatellite Chasqui 1, 10 centimeters (3 3/4 inches) long and weighing 1 kilo (2 1/5 pounds), designed to take infrared photos of Earth and equipped with various systems for measuring temperature and pressure,
The Russians also collected several samples of microorganisms from one of the windows of the station to make chemical, toxicological and microbiological analyses of them.
The cosmonauts also carried out maintenance work on the space station and installed another astrobiological experiment for the
This was spacewalk No. 181 at the ISS since it went into orbit in 1998.
The ISS, a
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