Researching Microgravity Effects on Heart and Digestion in Space Ahead of New Cargo Delivery and Crew Launch

by Hiroshi Tanaka
1 comment
Microgravity Research

Illustration: The International Space Station’s Roscosmos Segment

An orbiting cargo craft is currently on its trajectory to rendezvous with the International Space Station (ISS). In tandem with this, the Expedition 69 crew of seven members is actively engaged in an exploration of the effects of weightlessness on both cardiac tissue and the digestive system. Concurrently, preparations are being finalized for the upcoming launch of another crew, scheduled for early Friday.

In the latest development, the Roscosmos Progress 85 cargo craft, loaded with three tons of essential supplies, is en route to the orbital habitat. The anticipated delivery is slated for 11:50 p.m. EDT on Thursday. During this operation, Station Commander Sergey Prokopyev and Flight Engineer Dmitri Petelin will be on duty, vigilantly overseeing the docking of Progress 85 to the aft port of the Zvezda service module. Following this delicate procedure, a customary two-hour period will be allotted for standard leak and pressure checks. Subsequently, the duo will commence the process of unpacking the freshly delivered provisions, encompassing food, fuel, and assorted cargo.

Concomitantly, the SpaceX Crew-7 mission is poised for launch at 3:50 a.m. on Friday, departing from NASA’s Kennedy Space Center. This mission will see four adept Commercial Crew astronauts situated within the SpaceX Dragon Endurance spacecraft, securely positioned atop the company’s Falcon 9 rocket. The impending journey encompasses a 24-hour transit to their novel abode in the cosmos.

At the heart of these missions lies the steadfast Expedition 69 crew, whose portrait was captured within the International Space Station’s Kibo laboratory module on August 20, 2023. Comprising Flight Engineers Woody Hoburg of NASA, Dmitri Petelin of Roscosmos, Commander Sergey Prokopyev of Roscosmos, Flight Engineers Frank Rubio and Stephen Bowen, both affiliated with NASA, as well as Flight Engineers Sultan Alneyadi of the UAE (United Arab Emirates) and Andrey Fedyaev of Roscosmos, this assembly embodies the collective pursuit of scientific excellence.

Supervising the forthcoming journey is NASA astronaut and Crew-7 Commander Jasmin Moghbeli. Her leadership extends to Pilot Andreas Mogensen of the European Space Agency (ESA), along with Mission Specialists Satoshi Furukawa of the Japan Aerospace Exploration Agency (JAXA) and Konstantin Borisov of Roscosmos. This accomplished team, aboard the Endurance, is slated to automatically dock at the Harmony module’s space-facing port at 2:02 a.m. on Saturday. Following a brief interval, the quartet will initiate their entry into the station, marking the inception of a six-month research mission, characterized by the conditions of microgravity.

Amidst these complex operations, the crew members residing within the space habitat are deeply engrossed in investigating the effects of microgravity on cardiac cells and the digestive system, with far-reaching implications for both space-dwellers and inhabitants of Earth. NASA Flight Engineers Frank Rubio and Woody Hoburg conducted a meticulous examination of stem-cell-derived heart micro-tissues within the Kibo laboratory module. The Project EAGLE biology study, conducted within Kibo’s Life Science Glovebox, holds the promise of uncovering potential therapies for cardiac irregularities that manifest in space, as well as terrestrial heart ailments.

In parallel, Prokopyev and Petelin embarked on a day initiated with ultrasound scans post-breakfast. This investigative process aims to illuminate the adaptations undergone by the digestive system within the context of weightlessness. Notably, Prokopyev partnered with Flight Engineer Andrey Fedyaev later in the day, delving into additional tests involving the lower body negative pressure suit. This attire holds the potential to facilitate the readjustment of crew members to the gravitational conditions prevailing on Earth.

Concluding their respective missions are Fedyaev, Hoburg, and astronauts Stephen Bowen of NASA and Sultan Alneyadi of the UAE. This quartet is on the cusp of returning to Earth, embarking on a sequence of maneuvers that involve entering the SpaceX Dragon Endeavour spacecraft one week subsequent to Crew-7’s arrival. Subsequent to undocking from Harmony’s forward port, their journey culminates in a splashdown off the coast of Florida, marking the conclusion of an intensive six-month sojourn in space. As the sun sets on their mission, the four crewmates engaged in a meticulous inspection of their SpaceX pressure suits, an attire that will envelop them as they make their triumphant return to Earth within the confines of Endeavour.

Frequently Asked Questions (FAQs) about Microgravity Research

What is the focus of the research being conducted on the International Space Station?

The research on the International Space Station (ISS) primarily centers around understanding the effects of microgravity on cardiac tissue and the digestive system. This investigation holds potential insights for both space travelers and individuals on Earth.

What cargo operations are currently underway?

A cargo craft, the Roscosmos Progress 85, is en route to the ISS with three tons of supplies. This delivery is scheduled to take place at 11:50 p.m. EDT on Thursday. Station Commander Sergey Prokopyev and Flight Engineer Dmitri Petelin will oversee the docking process and subsequent unpacking of essential provisions.

When is the SpaceX Crew-7 mission set to launch?

The SpaceX Crew-7 mission is scheduled to launch at 3:50 a.m. on Friday from NASA’s Kennedy Space Center. Four Commercial Crew astronauts will be aboard the SpaceX Dragon Endurance spacecraft, embarking on a 24-hour journey to the ISS.

Who are the key astronauts involved in these missions?

NASA astronaut and Crew-7 Commander Jasmin Moghbeli is leading the mission. The crew also includes Pilot Andreas Mogensen of the European Space Agency (ESA), along with Mission Specialists Satoshi Furukawa of the Japan Aerospace Exploration Agency (JAXA) and Konstantin Borisov of Roscosmos.

What are the potential applications of the microgravity research being conducted?

The investigation into microgravity effects on cardiac cells and the digestive system holds promise for uncovering therapies for space-related cardiac abnormalities and heart diseases on Earth. This research has the potential to benefit both spacefarers and the general population.

How are the Expedition 69 crew members contributing to these efforts?

Members of Expedition 69 are actively participating in various research tasks. Flight Engineers Frank Rubio and Woody Hoburg are conducting experiments on stem-cell-derived heart micro-tissues. Station Commander Sergey Prokopyev and Flight Engineer Andrey Fedyaev are involved in investigating the effects of microgravity on the digestive system and testing lower body negative pressure suits.

What happens to the crew members returning to Earth?

Andrey Fedyaev, Woody Hoburg, Stephen Bowen of NASA, and Sultan Alneyadi of the UAE are returning to Earth. They will enter the SpaceX Dragon Endeavour spacecraft one week after the arrival of Crew-7. Following undocking from the ISS, their journey will culminate in a splashdown off the coast of Florida, concluding a six-month space mission.

What is the significance of this research for future space exploration?

The research on microgravity effects is crucial for understanding the physiological impact of extended space travel. Insights gained from these studies can inform the development of countermeasures to mitigate potential health risks, ensuring the well-being of astronauts during future space missions.

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1 comment

Alexandra August 25, 2023 - 7:18 am

woah, this space thing is totally cool. like, they’re checkin’ out what no-gravity does to your guts? wild, man.

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