How difficult is it for female astronaut Wang Yaping of Shenzhou 13 to walk outside the spacecraft? The sacrifice is too great to be admirable
On November 7, 2021 at 20:28, Wang Yaping, the only female astronaut on the Shenzhou 13 spacecraft, dressed in a specially designed golden striped spacesuit, stepped into space from the cabin door.She is the first female astronaut in the history of Chinese aviation to walk in space, taking the first step of a Chinese female spacewalk
On November 7, 2021 at 20:28, Wang Yaping, the only female astronaut on the Shenzhou 13 spacecraft, dressed in a specially designed golden striped spacesuit, stepped into space from the cabin door.
She is the first female astronaut in the history of Chinese aviation to walk in space, taking the first step of a Chinese female spacewalk.
When someone asks Wang Yaping about her feelings during a spacewalk, she always seems relaxed and says:It's great, I'm glad, and I'm honored
But in fact, this behavior is far from as easy as she said. During the six months she spent in space, her sacrifice was too great.
hard-won
hard-won
Since the birth of the astronaut profession, women have faced significant discrimination.
At that time, the aviation industry generally believed that,The physiological period of women completely blocks their spatiotemporal development in this industry.
Due to the lack of power in space, women are likely to experience menstrual blood reflux during their menstrual cycle, and in severe cases, it can even lead to rupture of the uterine membrane, posing a threat to their lives.
So, even if a woman's lightweight and slim body is more suitable for activities in a narrow space capsule, astronauts have been the exclusive profession of men for a long time.
Those female astronauts who hold great hope and desire to be selected are indefinitely shelved in logistics.
Wherever there is oppression, there is resistance,Women will not give up their steps in the magnificent universe for this possible danger.
With their joint efforts, Soviet female astronaut Tereshkova was finally allowed to fly into space on a rocket and achieved great success.
The success of Jereshkova inspired countless generations, and after her, female astronauts finally had a precedent to enter space. With unremitting efforts and struggles,They have successfully occupied a place in the aviation industry.
However, the number of female pilots has always been lower than that of men.
In the history of world aviation, a total of over 200 astronauts have achieved the miracle of spacewalking, with only 16 women, including Wang Yaping, who had just boarded space.
Wang Yaping could not have obtained this opportunity without her unremitting efforts.
She was originally a top student at the Flight Academy and had piloted a plane to participate in multiple major missions such as the Wenchuan disaster relief and the Beijing Olympics, completing them perfectly.
That's why she was selected as an astronaut.
In 2013, Wang Yaping carried the Shenzhou-10 spacecraft into space and successfully landed. Since then, she has been actively participating in relevant aviation and aerospace courses, cultivating her flying literacy and related knowledge and experience,She hopes to fly into space again and truly soar in space.
In December 2019, Wang Yaping was selected for the Shenzhou 13 flight mission preparation team due to his outstanding performance, as his efforts never fail those who have a heart.
She was ecstatic, and if everything went smoothly,She may be able to take the first step of Chinese women in space.
For this reason, Wang Yaping received a veritable "devil training".
Although she is a female and physically weaker than men, she does receive the same training intensity as male astronauts.
Every time she simulated underwater training in space weightlessness, Wang Yaping had to wear aviation equipment weighing over 120 pounds all over her body. She practiced for four to five hours, experiencing difficulty breathing, body aches, and even blackening in front of her eyes, all of which were her daily standard equipment.
In addition, Wang Yaping also needs to undergo training in a centrifuge. The training weight of the centrifuge is eight grams, which is equivalent to eight grams being pressed on her body.
For her, that short 30 seconds,It is a true moment like a year.
Every time her body experiences tearing pain, her cheeks may even deform due to immense pressure, and tears may burst uncontrollably.
In fact, there is a stop button on the centrifuge,Since the invention of this button, no one has ever touched it, including Wang Yaping.
For her, soaring in the universe is her lifelong ideal, for which she can endure everything, give everything, and even sacrifice her own life.
There are many dangers, how difficult is it to walk outside the spacecraft?
On the early morning of October 6, 2021, Aviation 13 was successfully launched and flew into space.
Wang Yaping and two male astronauts, Zhai Zhigang and Ye Guangfu, embarked on another journey to space. This time, they will travel for six months in space,
On November 7th of the same year,After living in space for a month, the three astronauts finally began their journey out of space.
Before the spacewalk, Wang Yaping put on a specially made spacesuit weighing over 120 pounds, which also had a shiny golden stripe of wish.
Amidst the attention of the crowd, she opened the cabin door and took the first step excitedly and solemnly, step by step, successfully completing her spacewalk journey.
In the eyes of the audience, this process is not too long, even can be said to be easy,Even Wang Yaping herself carries a relaxed effect when facing interviews, but is this really the case?
Of course not, her small step was actually risking her life and even preparing for sacrifice.
The environment in space is extremely harsh, far beyond what humans can bear.
Firstly, weightlessness is a situation that must be faced and cannot be changed in aviation,It causes great harm to the human body.
In space, there is no gravity. Astronauts' bodies may experience a series of adverse reactions due to their inability to feel the effects of gravity, such as osteoporosis, muscle atrophy, and damage to cardiovascular and cerebrovascular systems.
According to scientific research reports, the amount of bone loss experienced by astronauts in space for six months is equivalent to ten years on Earth, and this can also cause skeletal muscle atrophy.
Even though astronauts undergo high-intensity devil training before flying into space,It cannot prevent the occurrence of this phenomenon.
Due to the backflow of blood caused by weightlessness, astronauts' faces can also become swollen and congested, and their cardiovascular and cerebrovascular systems can face great pressure, ranging from dizziness to vomiting, convulsions, and even life-threatening situations.
Even worse, the impact of weightlessness does not disappear upon returning to Earth.
On the contrary, due to staying in weightless space for too long, astronauts' physical consciousness cannot adapt to the Earth's gravitational environment, and discomfort reactions can be extremely severe.
Besides dizziness and vomiting,This also includes the inability to balance the body and the weakness caused by muscle atrophy.
So we often see that astronauts returning to Earth are all carried down by the staff in wheelchairs.
For a long time, they had to undergo extensive training to ensure that they regained the ability to stand and walk.
Secondly, there is temperature, which is already different from the temperature of Earth in space,Moreover, the cabin has always been in motion.
The relevant data indicates that the space station travels around the Earth every 90 minutes.
Finally, the vacuum environment in space is extremely dangerous.
Unlike Earth, there is no trace of oxygen in space,And humans cannot survive without oxygen, and if exposed to a vacuum, humans will only have a dead end.
In this case, without the protection of a spacesuit, humans could not even last for a minute and die from suffocation due to blood boiling.
Just like the three astronauts from the former Soviet Union, they had already successfully completed their aerial mission.
However, on the return journey, due to the pressure relief inside the cabin and the lack of a space suit, he left his life in space forever, becoming one of the most painful regrets in aviation history.
So the country has always invested heavily in the research of aviation suits,Even if the cost of a piece exceeds 30 million yuan, there has never been a trace of heartache.
Before leaving the cabin, astronauts will conduct a detailed inspection of the aviation suit, after all, if there is a mistake, they will not even have the chance to escape.
Sacrifice too much
It is amazing that even in the face of so many dangers, Wang Yaping still successfully completed the space walk mission. For this success, her sacrifice is really too great.
In addition to the devil's intensity training and the dangers he faced as mentioned above, Wang Yaping also encountered tremendous thrills on his return journey.
When Shenzhou-13 flew back from space and passed through the atmosphere, the huge friction almost caused the entire spacecraft to burn, and even the interior of the spacecraft heard a noticeable creaking sound,Wang Yaping was among them, almost heart wrenching.
In order to land safely, the spacecraft must start decelerating from the moment it enters the atmosphere.
Prior to this, the speed of the spacecraft reached as high as 7-12 km/s, while the atmosphere was only about 120 kilometers above the ground.
That is to say, the spacecraft must reduce the speed of up to 7-12 km/s to 0 within such a short distance.
During this period, astronauts are bound to bear the immense pressure brought about by the spacecraft's deceleration, even with spacesuit protection, they must also bear at least four times their own weight of pressure,This is undoubtedly a significant burden on their bodies.
Finally, carrying Wang Yaping and the three others, they successfully ended this space surfing,Returned to the Earth they had been thinking about day and night.
However, the challenge faced by Wang Yaping is still not over. From the photos of her just disembarking from the spaceship, it is clear that her entire face and even body are swollen, except for her legs, which seem to have shrunk a few times and she is weak and powerless in a wheelchair.
When in space, Wang Yaping was in a state of complete weightlessness, and his body fluids began to redistribute. The blood distributed to his body decreased, while the fluid in his head increased significantly.
It is precisely because of this that her face becomes crazily swollen.
At the same time, muscle atrophy and osteoporosis caused by weightlessness,Her legs were not as strong as they were before going into space.
At the moment she returned to Earth, she couldn't even touch the ground with her own feet and could only be carried around in a wheelchair.
So it is impossible for Wang Yaping to return to normal life immediately after returning to Earth, as she must go through a long period of recovery and recuperation.
During this period, she will adapt to the gravity environment of the Earth in a specialized nursing home and receive gradually enhanced training to improve the function of her heart, brain, blood, and organs until her physical condition fully returns to normal.
Regarding this experience, Wang Yaping once humorously stated in "The First Lesson of School":In fact, when I first returned to Earth, there were many places I wasn't used to, such as wanting to stick the cup together after drinking water, and also getting used to throwing it when handing things to others
The aftermath of various dangers during the space period was easily summarized in such a few understated words, from which her strength and enthusiasm can be seen.
In addition to physical sacrifice, Wang Yaping's sacrifice for his family cannot be ignored.
When she met her husband, they both worked as pilots. Due to their shared interests and suitable personalities, they quickly fell in love and formed their own small family.
After marriage, the two of them have been getting together and getting away due to work issues,I finally decided to have a child and coincidentally encountered the selection of Shenzhou 10.
Wang Yaping, with a dream of aviation in his heart, felt guilty and steadfast in asking his husband to temporarily terminate childbirth, and instead devoted himself to the aviation industry, which lasted for a full seven years.
It wasn't until 2016 that Wang Yaping gave birth to a lovely daughter.
However, due to the nature and needs of her job, she is destined to not be able to stay at home like an ordinary wife and mother,And children are also more together.
This time, Air Route 13 took off, and she went there for a whole six months.
During this period, the daughter was unable to reach her mother at all.
She has also been very guilty about this:For my husband and daughter, I really owe too much and lack too much companionship
Fortunately, both husband and daughter have expressed understanding and support for Wang Yaping. Throughout, husband has always been Wang Yaping's most solid support, while in the eyes of daughter, mother is the greatest "star picking mother".
Now that their family has finally reunited, it is not difficult to imagine that in the future, Wang Yaping will inevitably devote more time to the country's aviation industry. In terms of family, the sacrifices she and the astronauts have made are too great.
The aviation industry has always held great doubts about whether female astronauts can walk in space, and the natural physiological conditions of women have hindered the careers of many female astronauts.
Until Wang Yaping proved the strength and perseverance of women with facts, her small step in space was a big step in women's development.
As her predecessor, American female astronaut Katie Coleman, said:When you look at the stars outside the window and see our Earth, don't forget that billions of women are also looking out of the window with your eyes, including me
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