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Showing posts from September, 2020

U.S. Cargo Mission Nears Launch; More Leak Checks and Research

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Expedition 63 Commander Chris Cassidy is at work inside the Kibo laboratory module from JAXA (Japan Aerospace Exploration Agency). The Expedition 63 crew continues preparing for Sunday’s scheduled space delivery of nearly 8,000 pounds of supplies and gear aboard Northrop Grumman ’s Cygnus space freighter. As usual, advanced space science rounded out the day’s activities inside the International Space Station . The crew also continues work to try and isolate the precise location of an air leak that was recently isolated to the Zvezda Service Module . An Antares rocket stands at its launch pad in Virginia ready to carry the Cygnus resupply ship to space when it launches on Thursday at 9:38 p.m. EDT. About nine minutes later, Cygnus will reach Earth orbit heading towards the space station for a Sunday arrival and robotic capture at 6:10 a.m. Commander Chris Cassidy and Flight Engineer Ivan Vagner continued practicing their robotics skills Wednesday afternoon on a computer. The duo will

Crew Continues Troubleshooting as Tests Isolate Small Leak

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The International Space Station is pictured orbiting Earth in October of 2018. Late Monday night, the Expedition 63 crew was awakened by flight controllers to continue troubleshooting a small leak on the International Space Station that appeared to grow in size. Ground analysis of the modules tested overnight have isolated the leak location to the main work area of the Zvezda Service Module. Additional work is underway to precisely locate the source of the leak. The leak, which has been investigated for several weeks, poses no immediate danger to the crew at the current leak rate and only a slight deviation to the crew’s schedule. NASA astronaut and station commander Chris Cassidy and Roscosmos cosmonauts Anatoly Ivanishin and Ivan Vagner were instructed to move into the Russian segment to collect data at various locations in the Russian modules. The size of the leak identified overnight has since been attributed to a temporary temperature change aboard the station with the overall rat

Weather Delays U.S. Cargo Mission; Crew Back to Work After Leak Test

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The Expedition 63 crew with (from left) Commander Chris Cassidy and Flight Engineers Anatoly Ivanishin and Ivan Vagner. A U.S. cargo mission will wait a couple of extra days for weather to clear before launching to resupply the International Space Station this week. Meanwhile, the Expedition 63 crew has resumed standard operations following a leak test over the weekend. Scattered thunderstorms and rain are predicted at the Wallops Flight Facility in Virginia where Northrop Grumman’s Cygnus resupply ship was originally targeted for liftoff Tuesday night. Mission managers rescheduled Cygnus’ launch for Thursday at 9:38 p.m. EDT setting its arrival and robotic capture at the station for Sunday at 5:20 a.m. NASA astronaut Chris Cassidy and cosmonaut Ivan Vagner practiced their robotics skills on a computer today to get ready to capture Cygnus with the Canadarm2 robotic arm on Sunday morning. Cassidy will lead the capture activities while Vagner monitors the U.S. spacecraft’s approach

More Leak Checks as Crew Spends Weekend in Russian Segment

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The Expedition 63 crew will stay in the Russian segment’s Zvezda service module during a cabin air leak test this weekend. As part of ongoing  work to isolate the source  of a slight increase above the standard cabin air leak rate, the Expedition 63 crew will once again spend the weekend inside the station’s Russian segment. All the space station hatches will be closed this weekend so mission controllers can again monitor the air pressure in each module with the goal of localizing the source of the increased rate. The test presents no safety concern for the crew. Commander  Chris Cassidy  and his crewmates  Ivan Vagner  and  Anatoly Ivanishin  will stay in the  Zvezda service module from Friday night into Monday morning. The crew will spend Friday gathering items for the weekend isolation before closing hatches throughout the station at the conclusion of their crew work day. from Space Station https://ift.tt/333KQl7

Station Gearing Up for October Cargo and Crew Missions

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Expedition 64 crew members (from left) Sergey Kud-Sverchkov, Sergey Ryzhikov and Kate Rubins are pictured during Soyuz qualification exams are the next crew to launch to the station. October is shaping up to be a busy traffic period as the International Space Station gears up for a space delivery, a crew exchange and a commercial crew mission. Meanwhile, the Expedition 63 crew focused on science, eye exams and leak inspections today. The next U.S. cargo mission to resupply the station is due to launch on Tuesday at 10:27 p.m. EDT from Virginia.  The Cygnus space freighter from Northrop Grumman will arrive on Saturday, Oct. 3, packed with nearly 8,000 pounds supplies and gear including an advanced space toilet and brand-new science experiments . Cygnus’ preflight events, launch, rendezvous and robotic capture will be broadcast live on NASA TV . Three new Expedition 64 crew members will then set their sights on their Oct. 14 launch aboard the Soyuz MS-17 crew ship to the orbiting lab

Crew Readies for New Space Toilet and Continues Eye Exams

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NASA astronaut and Expedition 63 Commander Chris Cassidy poses for a portrait in front of the Microgravity Science Glovebox. The International Space Station is gearing up for an advanced bathroom set to arrive on a U.S. resupply ship early next month. Meanwhile, the Expedition 63 crew continued this week’s eye checks and more space research and life support maintenance. The orbital lab will get a new space toilet scheduled to be delivered inside Northrop Grumman’s Cygnus cargo craft on Oct. 3. The upgraded restroom facility will be smaller, more comfortable and support a larger crew as NASA’s Commercial Crew Program sends more astronauts to the station. Station crewmates Chris Cassidy and Ivan Vagner will be at the robotics workstation commanding the Canadarm2 robotic arm to capture Cygnus next Saturday. The duo began reviewing Cygnus’ mission profile today and are getting up to speed with the tasks necessary to support the upcoming space delivery. The two crewmates then joined

Crew Takes on Eye Doc and Plumber Roles as Station Avoids Debris

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Expedition 63 Commander Chris Cassidy gives a thumbs up during set up of space station exercise equipment. It was a busy day aboard the International Space Station as the Expedition 63 crew members traded roles as an eye doctor, orbital plumber and scientist. The station also boosted its orbit out of the way of an unknown piece of space debris today. Once again, the U.S. commander and the two Russian flight engineers joined each other Tuesday afternoon for a series of eye checks planned for this week. NASA astronaut Chris Cassidy took charge as the Crew Medical Officer and scanned the eyes of cosmonauts Anatoly Ivanishin and Ivan Vagner using an ultrasound device. The scans look at the optic nerve, cornea and lens. The eye exams will continue through Thursday. Cassidy is also readying the space station’s Tranquility module for a new toilet due to be delivered Oct. 3 on a Cygnus space freighter . The high-flying plumber installed a cable that will power the advanced toilet system,

Station Boosts Orbit to Avoid Space Debris

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The International Space Station is pictured orbiting Earth in October of 2018. Using the ISS Progress 75 thrusters and with NASA and Russian flight controllers working in tandem, the International Space Station conducted a 150-second reboost Tuesday afternoon at 5:19 p.m. EDT to avoid a possible conjunction with an unknown piece of space debris. Because of the late notification of the possible conjunction, the three Expedition 63 crew members were directed to move to the Russian segment of the station to be closer to their Soyuz MS-16 spacecraft as part of the safe haven procedure out of an abundance of caution. At no time was the crew in any danger. The maneuver raised the station’s orbit out of the predicted path of the debris, which was estimated to come within 1.39 kilometers of the station with a time of closest approach of 6:21 p.m. EDT. Once the avoidance maneuver was completed, the crew reopened hatches between the U.S. and Russian segments and resumed their regular activities.

Station Crew Preps for Space Debris Avoidance Maneuver

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The International Space Station is pictured orbiting Earth in October of 2018. Flight controllers in Mission Control Houston, with assistance from U.S. Space Command, are tracking an unknown piece of space debris expected to pass within several kilometers of the International space Station. An avoidance maneuver is scheduled to take place using the Russian Progress resupply spacecraft currently docked to the aft end of the Zvezda service module at 4:19 p.m. CT. Out of an abundance of caution, the Expedition 63 crew will relocate to their Soyuz spacecraft until the debris has passed by the station. The time of closest approach is 5:21 p.m. CT. from Space Station https://ift.tt/3mGZI0x

Eye Checks and Pilot Study Kickoff Work Week

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This nighttime photograph from the station looks north across Turkmenistan and Uzbekistan. Eye checks took place aboard the International Space Station today to help flight surgeons understand how living in space affects vision. The Expedition 63 crew also explored future space-piloting techniques and worked on atmospheric and power systems. All three space lab residents participated in vision tests today measuring visual acuity, visual field and contrast sensitivity. Just like visiting an eye doctor on Earth, the crew members read an eye chart at various distances and different contrasts. Doctors are exploring why some astronauts have reported vision impacts following the completion of their months-long station missions. Commander Chris Cassidy also spent Monday working on a variety of life support and science hardware. The veteran NASA astronaut first set up a small, portable device that is testing the continuous analysis of the station’s atmosphere for elements such as nitrogen,

Robotics, Space Tech and Heart Research Wrap Up Work Week

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Expedition 63 Commander Chris Cassidy poses with two Astrobee robotic assistants during visual and navigation tests inside the Kibo laboratory module. A set of free-flying robotic helpers buzzed around the International Space Station today for visual tests. Meanwhile, the Expedition 63 trio conducted a variety of advanced space research and maintained the upkeep of the orbiting lab. Astrobee is the name given to a trio of small cube-shaped, autonomous robots being tested on the station for its ability to help crews in space. Commander Chris Cassidy powered up the robotic assistants this morning and set them free inside Japan’s Kibo lab module . Ground engineers are testing Astrobee’s visual and navigation system and watching video streamed from station cameras and from the devices themselves. Cassidy then spent the rest of the afternoon tearing down the Packed Bed Reactor Experiment that is exploring technology to support water recovery, planetary surface processing and oxygen pro

DNA Repairs, Self-Replicating Materials Highlight Thursday’s Research

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(From left) Expedition 63 Commander Chris Cassidy of NASA with Roscosmos Flight Engineers Anatoly Ivanishin and Ivan Vagner pictured during various station activities. Thursday’s science schedule aboard the International Space Station focused primarily on DNA and physics research including ongoing Earth photography sessions. The Expedition 63 trio also maintained life support gear and packed a Russian cargo ship. The space environment affects a variety of biological and physical phenomena adapted and designed for Earth’s gravity and atmosphere. Organisms from microbes to humans experience a variety of critical changes in microgravity. Fuels, materials and a host of other physical conditions also go through a series of important modifications. NASA and its international partners study these effects to ensure the health of astronauts and safety of spacecraft planned for future missions to the Moon, Mars and beyond. DNA studies have been ongoing for years on the station to understand

Science Hardware Upkeep All Day on Station

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Expedition 63 Commander Chris Cassidy poses for a portrait wearing his flight suit inside the cupola, the International Space Station’s window to the world. The International Space Station ’s advanced microgravity research systems continue to be serviced today ensuring innovative results and insights to benefit humans on and off the Earth. The Kibo lab module from JAXA (Japan Aerospace Exploration Agency) contains an airlock used to transfer science experiments into the vacuum of space. Expedition 63 Commander Chris Cassidy installed a variety of components and connected cables this morning that operate the airlock and control the pressure. JAXA’s robotic arm grapples and maneuvers the experiments back and forth from the airlock to an external pallet. Air pressure inside the airlock is turned off and on as materials exposure investigations are installed outside Kibo or retrieved for analysis. Cassidy also checked a memory card for a laptop computer that runs the COLBERT treadmill i

Biology, Physics Hardware and Software Updates During Pilot Studies

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Expedition 63 Commander Chris Cassidy replaces components inside the Waste and Hygiene Compartment, the International Space Station’s bathroom. The Expedition 63 crew tended to a variety of science hardware Tuesday servicing the gear and updating software that operates the advanced research devices. Fitness tests and ongoing lab maintenance rounded out the schedule aboard the International Space Station . A trio of science facilities supporting physics and biology investigations received hands-on attention throughout the day. Commander Chris Cassidy first connected a laptop computer to the Electrostatic Levitation Furnace (ELF) and updated the software that runs the extreme temperature research device. The veteran NASA astronaut also set up the Confocal Space Microscope , which observes cellular and tissue functions using fluorescence and spatial filtering techniques. Cassidy then replaced filters inside the Life Science Glovebox (LSG) which enables two crew members to conduct biolo

Crew Sets Up Advanced Science Gear, Loads Cargo Ship With Trash

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A glacier, pictured from the International Space Station, in the Laguna San Rafael National Park ends at the Rio Nevado in Aysén, Chile. The Expedition 63 crew started the workweek checking out hardware supporting life science, combustion research and ongoing Earth observations. A Russian cargo craft docked to the International Space Station is also being packed with old gear for disposal toward the end of the year. The multitude of microgravity research that takes place every day on the orbiting lab, requires regular maintenance and monitoring by the crew or scientists on the ground. The ongoing research supports innovative applications and insights benefitting Earth and space industries. Today, Commander Chris Cassidy serviced an advanced space microscope and swapped components supporting safe combustion investigations. Cassidy first configured the Light Microscopy Module , part of the Fluids Integrated Rack , which supports basic physics and biology research. Next, the veteran N

Research into Fluid Dynamics, Astronaut Health and Earth Wraps Up Science-Centered Week

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A view of Earth from the International Space Station, taken using an external high-definition camera. Credits: NASA Aboard the International Space Station , a flurry of research activity is underway before the Expedition 63 crew winds down to the weekend, along with essential maintenance tasks to ensure the longevity of the orbiting laboratory. Commander Chris Cassidy crossed off a few housekeeping items, like replacing the carbon dioxide sensor for the Cell Biology Experiment Facility and stowing Rodent Research hardware for return on a future SpaceX mission, in addition to completing additional tests runs and closeout activities in support of the Fluidics experiment. Future spacecraft and their fuel systems will get a boost from this investigation, which uses the measurement of liquid displacement within a sphere to gather observations in how fluids behave inside a fuel tank. Cassidy also spent time working with the Advanced Plant Habitat mounted in the station’s EXPRESS rack t

Space Station Upkeep a Priority as Astrobee Sweeps the Interior

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This long-exposure photograph from the International Space Station was taken during an orbital night period and reveals the Milky Way glittering above a bright but exaggerated atmospheric glow that blankets the Earth’s horizon. Credits: NASA As a free-flying, cube-shaped robot dubbed Astrobee zipped through the International Space Station today, the Expedition 63 trio aboard was occupied with upkeep and experiment maintenance tasks. Astrobee is autonomous, and therefore no additional burden to the busy schedule of Commander Chris Cassidy of NASA and Russian cosmonauts Anatoly Ivanishin and Ivan Vagner . Masterminded to assist the spare-faring crew with routine chores and give controllers on the ground an easy way to survey the station’s interior, the robot is currently flying about to capture additional video and imagery for later study. Cassidy spent significant time in the Columbus laboratory module installing Fluidics hardware and setting it up for test runs. The experiment it

Scans and Housekeeping Tasks Dominate with an Eye for the Future

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Expedition 63 Commander Chris Cassidy servicing microbial DNA samples for sequencing and identification aboard the International Space Station. Credits: NASA The three Expedition 63 crewmates continued working on tasks aboard the International Space Station that will not only extend the outpost beyond its current 20-year tenure maximizing science in space, but also facilitate human travel deeper into the solar system. Commander Chris Cassidy was again in the JAXA (Japan Aerospace Exploration Agency) Kibo laboratory module to continue setup with the Confocal Space Microscopy . The apparatus provides many advantages over conventional optical microscopy, some of which include the ability to control depth of field and collect sequential optical sections from thick biological specimens. Next up, Cassidy disconnected and stowed the Biomolecule Sequencer , which he had just used the day before with the Genes in Space 6 investigation. The station commander also served as the test subject

Studies on the Human Condition Take Flight Along With Piloting Investigation

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A view of NASA astronaut Chris Cassidy during hardware setup aboard the International Space Station. Credits: NASA Expedition 63 Commander Chris Cassidy of NASA and Russian cosmonauts Anatoly Ivanishin and Ivan Vagner spent a full day after the holiday weekend on investigations that will help demystify the effects of space on the human body, as well as some routine maintenance tasks to ensure the health of the International Space Station — now in its 20th year supporting crews in space. In the JAXA (Japan Aerospace Exploration Agency) Kibo laboratory module , Cassidy spent the first part of his Tuesday with Aquatic Habitat , a unique closed-water circulatory aquarium capable of accommodating small freshwater fish such as medaka or zebrafish, which serve as ideal subjects in the study of vertebrates. The station commander performed lens collection for the Confocal Space Microscopy setup and closeout, helping to maintain the microscope capable of providing fluorescence images of bi

Heart Studies, AC and Plumbing Work Fill Orbital Schedule

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An space station crew member photographed the well-lit, highly populated areas of Pakistan and northern India during an orbital night period. The three-person Expedition 63 crew focused its attention today on Japanese science hardware and Russian cardiac studies. The International Space Station trio also serviced air conditioning and plumbing systems. The Kibo laboratory module from JAXA (Japan Aerospace Exploration Agency) enables a multitude of space science taking place both inside and outside the orbital lab. Kibo has an airlock that the crew can place external experiments and even satellites for deployment into the vacuum of space. Commander Chris Cassidy spent the first part of Thursday removing a commercial science payload from Kibo’s airlock. The NanoRacks External Platform supports a variety of research requiring exposure to the space environment. The automated science experiments look at different technologies and phenomena including robotics, physics, and microbiology t

Crew Maintains Station Operations and Space Research

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The well-lit Middle Eastern cities along the Persian Gulf coast of the Arabian Peninsula to the north of Iran were photographed from the International Space Station during an orbital night pass. The Expedition 63 crew serviced a variety of International Space Station hardware today ensuring research, power and life support systems continue operating in good condition. Heart research and team psychology studies also filled today’s science schedule. Commander Chris Cassidy of NASA wrapped up science rack swap work that he began on Monday. He finished moving and reinstalling three advanced science facilities, known as EXPRESS racks , in three different lab modules. The rack exchanges will support future experiments being delivered on an upcoming Cygnus resupply mission from Northrop Grumman. Afterward, Cassidy collected water samples from the potable water dispenser for analysis on Earth and on the station. The veteran astronaut also inspected U.S. module hatches and replaced pipes in

Busy Day of Science Rack Swaps and Life Support Work

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A waxing gibbous moon is pictured above the Earth’s horizon as the station orbited above the Atlantic Ocean off the coast of Brazil. It was a busy Tuesday aboard the International Space Station as the Expedition 63 crew reorganized science racks and serviced life support hardware. Since its inception, the main focus of the orbiting lab has been research that is only possible in microgravity. Scientists take advantage of these unique insights to improve health and industry for humans on Earth and in space. A variety of specialized racks throughout the station’s laboratory modules host numerous science experiments revealing phenomena only seen in weightlessness. Commander Chris Cassidy and Flight Engineer Ivan Vagner partnered up today, moving three dedicated science racks, also known as EXPRESS racks , and installing them inside the U.S. Destiny , Japan’s Kibo and Europe’s Columbus lab modules. A total of 11 refrigerator-sized EXPRESS racks are installed on the station supporting