Crew Ready for Spacewalk While Working Earth and Fire Research

Crew Ready for Spacewalk While Working Earth and Fire Research

NASA astronauts Jessica Meir and Christina KochNASA astronauts Jessica Meir and Christina Koch
NASA astronauts Jessica Meir (left) and Christina Koch are pictured preparing to begin the historic first-ever all-female spacewalk on Oct. 18, 2019.

The first of three spacewalks planned for January begins Wednesday to continue upgrading International Space Station power systems and a cosmic ray detector. While the spacewalkers ready their suits and tools, the rest of the Expedition 61 crew is on science and maintenance duty today.

NASA Flight Engineer Jessica Meir is partnering for a second time with fellow NASA astronaut Christina Koch for a pair of spacewalks set for tomorrow and Jan. 20. The duo is finalizing preparations for the two six-and-a-half hour spacewalks to replace batteries that store and distribute solar power. They will set their U.S. spacesuits to internal power at 6:50 a.m. and translate out to the Port-6 truss structure. Once there they swap out old nickel-hydrogen batteries with new lithium-ion batteries. NASA TV begins its live coverage Wednesday at 5:30 a.m. EST.

A third spacewalk is planned for Jan. 25 with NASA Flight Engineer Andrew Morgan and Commander Luca Parmitano of ESA (European Space Agency). They will finish the thermal repair work on the Alpha Magnetic Spectrometer they began last year.

Meanwhile, Morgan and Parmitano were on science duty today. The astronauts took turns safely burning fabric and acrylic samples to help scientists understand how flames spread in space. Results may inform the design of fire safety products and procedures on Earth and in space. The two crewmates also drew their blood samples, spinning them in a centrifuge for later analysis.

Cosmonaut Alexander Skvortsov spent the day servicing Russian life support equipment. On the science schedule, cosmonaut Oleg Skripochka continued setting up and testing hardware that will observe the Earth’s mesosphere at different wavelengths.

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Mark Garcia

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Astronauts Eye Wednesday Spacewalk as Space Science Continues

Astronauts Eye Wednesday Spacewalk as Space Science Continues

NASA astronauts (from left) Christina Koch and Jessica Meir
NASA astronauts (from left) Christina Koch and Jessica Meir collect biological samples for stowage inside the SpaceX Dragon resupply ship.

The first spacewalk of 2020 is set for Wednesday and the Expedition 61 crew is finalizing spacesuit checks and procedure reviews. The residents aboard the International Space Station also had time set aside for more microgravity research today.

NASA astronauts Jessica Meir and Christina Koch are preparing to step outside into the vacuum of space together in their U.S. spacesuits. The duo will replace old nickel-hydrogen batteries with newer, more powerful lithium-ion batteries upgrading station power systems on the Port-6 truss structure. NASA TV begins its live coverage Wednesday at 5:30 a.m. EST with the six-and-a-half hour spacewalk set to begin at 6:50 a.m.

Commander Luca Parmitano of ESA (European Space Agency) and NASA Flight Engineer Andrew Morgan joined the spacewalkers today to review spacewalk procedures. The two astronauts will stay inside the station on Wednesday to provide Canadarm2 robotics support for Meir and Koch.

Parmitano and Morgan also juggled a variety of science and life support duties today. Morgan worked on orbital plumbing tasks before studying how flames spread in weightlessness. Parmitano cleaned cell science hardware and updated supplies in the Human Research Facility-1.

Cosmonaut Alexander Skvortsov investigated how microgravity affects blood circulation in order to maintain crew health during long-term space missions. Cosmonaut Oleg Skripochka set up hardware to observe a layer of the Earth’s upper atmosphere called the mesosphere at different wavelengths.

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Mark Garcia

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Eye Checks, Pain Studies and Spacesuit Checks Wrap up Workweek

Eye Checks, Pain Studies and Spacesuit Checks Wrap up Workweek

NASA astronaut Christina Koch works on a U.S. spacesuit
NASA astronaut Christina Koch works on a U.S. spacesuit, with a patch of the Italian flag on the left shoulder, that Commander Luca Parmitano of ESA (European Space Agency) wore during a spacewalk on Dec. 2, 2019.

The Expedition 61 crew is continuing more research today into how the human body adapts to living in microgravity. U.S. spacesuits aboard the International Space Station are also being readied for the first of three spacewalks planned to start Jan. 15.

Eye checks were on the schedule Friday afternoon as astronauts Jessica Meir and Christina Koch took turns as Crew Medical Officer. The duo scanned the eyes of NASA Flight Engineer Andrew Morgan and Commander Luca Parmitano of ESA (European Space Agency) using an ultrasound device and optical coherence tomography gear.

Morgan started the morning setting up a specialized mouse habitat that can create artificial gravity conditions aboard the orbiting lab. Mice physiology resembles that of humans, providing scientists fundamental insights into cellular and genetic alterations that occur in weightlessness.

Meir is getting the spacesuits ready she and Koch will wear on Jan. 15 and 20 for a pair of power maintenance spacewalks. She scrubbed cooling loops and filled water tanks before checking out suit hardware and checking for leaks. The spacewalking duo will replace older batteries with newer, more powerful batteries on the orbiting lab’s Port-6 truss structure.

In the Russian segment of the space station, cosmonauts Alexander Skvortsov and Oleg Skripochka focused on life support maintenance and orbital plumbing tasks. Skvortsov also researched how microgravity affects pain sensation while Skripochka photographed the condition of space-exposed hardware.

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Mark Garcia

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Crew Working Life Science, Looks Ahead to Upcoming Spacewalks

Crew Working Life Science, Looks Ahead to Upcoming Spacewalks

Astronaut Jessica Meir waves during a spacewalk
Astronaut Jessica Meir waves during a spacewalk with fellow astronaut Christina Koch (out of frame) on Oct. 18, 2019.

Human research and space biology filled the lab schedule aboard the International Space Station today. The Expedition 61 crewmembers are also ramping up for a trio of spacewalks set to begin next week.

NASA Flight Engineer Jessica Meir and Commander Luca Parmitano of ESA (European Space Agency) started Thursday collecting their blood samples. The duo spun the samples in a centrifuge and stowed them in a science freezer for later analysis. The astronauts also joined cosmonaut Alexander Skvortsov for a series of eye checks throughout the day.

Skvortsov also partnered up with cosmonaut Oleg Skripochka for cardiac research. After some Russian lab maintenance work, the pair also filmed educational activities to promote spaceflight for audiences on Earth.

Parmitano later tested how living in microgravity influences an astronaut’s perception of time. At the end of the workday, the ESA commander serviced a research incubator located in the Unity module.

Flight Engineer Andrew Morgan is setting up a mouse habitat in Japan’s Kibo laboratory module. The research facility is part of the Cell Biology Experiment Facility and enables the observation of rodents, which have a physiology similar to humans, in different gravity conditions.

Meir and fellow NASA astronaut Christina Koch are getting ready for two of three spacewalks planned for this month. The spacewalkers will work outside the station on Jan. 15 and 20 to replace older batteries with newer, more powerful batteries on the orbiting lab’s Port-6 truss structure. Morgan and Parmitano are targeting a third spacewalk on Jan. 25 to finish repairing the station’s cosmic particle detector, the Alpha Magnetic Spectrometer.

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Mark Garcia

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Spacewalk Preps Underway Amidst Space Research

Spacewalk Preps Underway Amidst Space Research

The Expedition 61 crew gathered together for a New Year's Eve meal
The Expedition 61 crew gathers together for a meal. Clockwise from top left are, Christina Koch, Oleg Skripochka, Luca Parmitano, Alexander Skvortsov, Jessica Meir and Andrew Morgan.

The Expedition 61 crew is gearing up for the first three spacewalks of 2020 set for this month. Meanwhile, the International Space Station is bustling with an array of microgravity research activities today.

NASA astronauts Jessica Meir and Christina Koch will conduct the first two spacewalks scheduled for Jan. 15 and Jan. 20. The duo will finish replacing older nickel-hydrogen batteries with new lithium-ion batteries on the station’s Port-6 truss structure. They spent Wednesday reviewing spacewalk procedures and inspecting spacesuit tethers.

The next spacewalk would be Jan. 25 following the successful battery replacements. NASA astronaut Andrew Morgan and Commander Luca Parmitano of ESA (European Space Agency) will finish the repair work they started in November on the station’s cosmic particle detector, the Alpha Magnetic Spectrometer.

In the midst of the spacewalk preparations, the lab residents kept up the ongoing space science to improve life for humans on and off Earth.

Morgan began the day installing botany research gear inside Japan’s Cell Biology Experiment Facility before transferring resupply racks to the Cygnus space freighter. Parmitano conducted a vision test then cleaned up Rodent Research hardware that housed mice that were returned to Earth aboard the SpaceX Dragon cargo craft.

Cosmonauts Alexander Skvortsov and Oleg Skripochka split their time on Russian science and maintenance tasks. The duo partnered together for a study exploring piloting methods under a variety of gravity conditions. Skvortsov then measured the station’s radiation environment as Skripochka replaced fuel bottles for combustion research.

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Mark Garcia

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