There are three levels of cosmic civilization, but that's the old algorithm.

Now, after the high development of human science and technology, Tang Zheng believes that the level of cosmic civilization has at least four levels.

The first level, can use the resources on the planet where human beings live, and master space navigation technology.

The second level can use the power of the stellar system to build a Dyson sphere and take the energy of the star as its own.

The third layer can unlock curvature navigation technology and control all celestial bodies within ten light-years.

The fourth layer, among the whole big galaxy, has the highest civilization and absolute dominant power.

Obviously, human beings have only reached the first level.

And moving towards the second level.

The so-called Dyson ball was conceived by a scientist named Dyson as early as the original world.

Suppose that humans can produce a material that is not afraid of high temperature, and use it to cover and wrap the whole star, so that the light source and energy of the star, including radiation, will not leak out, and all will be included in the capsule by humans.

In this way, mankind will have almost infinite energy to collect.

This idea is called Dyson ball hypothesis by later generations.

Theoretically, it can be realized, but in fact it is very difficult.

How can humans find such high-temperature resistant materials? Not to mention, the Gemini planet is rotating at high speed all the time, and the gravitational tide produced can easily tear the laid solar sail into powder.

However, Dyson ball is the most accessible technology for human beings.

If human beings look at the stars and the sea, then massive energy supply is necessary. At present, the reserves of the land of blue are only enough for human mining for about 500 years.

And its thermal energy and radiant energy are naturally not as strong as those directly collected on Gemini stars.

If you want to make a car and make it run, you must first make wheels for it.

The Dyson ball is the wheel that pushes mankind towards cosmic science and technology.

Therefore, the plan was incorporated into the national scientific research policy.

Tang Zheng gave an almost sky high reward.

Who can successfully find or develop materials that can resist the tearing of high temperature and tidal force will be rewarded with one billion world dollars and a natural satellite in the future.

A natural satellite is a small celestial body that revolves around a planet.

One of the most famous is the moon of Earth Moon objects.

Everyone knows the moon, but no one dares to point to the moon and say it belongs to him.

Even if you say it, it won't help, because you can only watch and can't do anything.

But now the technology is different. With mankind's first landing in the land of blue, it can be predicted that this planetary transformation technology will become more and more mature in the future.

Over time, it will gradually evolve and give birth to a new industry - Planet decoration company!

It used to be home decoration, but when the technology is mature, as long as you have money, why not decorate a planet for you.

At that time, there is no need to sour point to the stars in the sky and say that this belongs to me.

You can take a spaceship directly to live on the transformed planet. One person has a planet!

This is the real sense of staying away from the noise and staying out of it.

Therefore, just after the promulgation of Tang Zheng's policy reward, it immediately aroused the enthusiasm of countless people.

Even the students in the school are infected by this emotion, and the average score of each semester in the new year has increased significantly.

Without it, who doesn't want to have their own planet?

Without some knowledge, imagination alone is of no use.

In this way, time flashed and five years passed again.

This is the 76th year of the Gemini era.

The night Kingdom Dynasty has been established for more than 60 years, and now it is growing stronger and stronger.

With the rapid development of science and technology and the pressure of external factors, this practice of one person holding the power of the world has not yet burst out fierce human contradictions.

But Tang Zheng can't live forever. He is only a human after all.

During his lifetime, everyone can live in peace, but if one day after his death, the new leader takes power, whether he can be convinced by everyone is another matter.

Even if the next one is capable, what about the next one?

Time is endless. There will always be a human commander who will have problems. At that time, mankind will naturally begin to split, new countries will appear, and contradictions will begin to intensify and burst out.

"The alien fleet is still 2.3 light-years away from us, and their speed is faster than we expected." today, a State Council meeting was held.

Tang Zheng sat in the center, and Lin Xian got up and reported.

"Well, is there anything else?" Tang Zheng glanced at the crowd.

"Homecoming master, the last group of star transformation teams in the blue town have returned home. The blue town has been completely completed and human beings can live freely inside. At present, nearly one million human beings have migrated. The follow-up interstellar migration plan is being carried out in batches. It is expected that all human beings can migrate to the blue town in the 100th year of the Gemini era." another person stood up and answered.

"Don't force others to go if you don't want to go. It's good to stay in the ball of the world." Tang Zheng said.

"Yes, Lord."

"One more thing is about the research on stellar sails. At present, a student who is studying has put forward a very good idea. He said that it can make stellar sails into Earth Moon mode, which can effectively solve the huge destructive force caused by gravitational tides."

"Tidal locking... It's good." Tang Zheng thought for a moment and thought that this idea was the most reliable one in recent years.

The moon and the earth were locked by tides when they were still in the primary world in the early years.

This means that people on earth will never see the other side of the moon.

With tidal locking, the moon and the earth will maintain almost the same frequency to move. No matter how the tidal force on the earth rises or disappears, it will not affect the moon.

A more popular example is the duckling in the bathtub.

It will always float on the water level, no matter how high the water level rises.

If the stellar sails can also be made into "little yellow ducks in the bathtub", then they will rise with the rising tide of Gemini and fall with the falling tide.

Will not be affected by gravitational tides.

"Let our scientific research team study in this direction, but the student just gave an idea and didn't give a complete framework and system, so the bonus can't be given entirely, but only a small part." Tang Zheng tapped the table with his fingertips rhythmically in turn, and his mood seemed good.

"Returning home, the student wrote in the report that if the proposal is adopted, he doesn't need a reward. He just wants a special thing."

"What?"

"He just wants the naming right of a satellite."

"Oh?" Tang Zheng was interested.

Now everyone is busy studying Dyson ball. Some people even set up an organization to build close celestial models and tidal response, in order to win this grand prize.

But no money, as long as a person with the right to name, it's the first time to see you.

"What's his name?"

"Er... This..."

Several state councilors looked at each other and hesitated.

"Why? What's the problem?" Tang Zheng took the tea on the table and drank it.

"No... she... Her name is Tang Feifei..."

"Poof!!!" a mouthful of tea was sprayed on the table.

Isn't this the second girl in your family?

Speaking of, she has reached the age of high school.

No wonder several state ministers looked at each other and didn't reply for a long time.

After all, it's his daughter. Everyone knows it.

After wiping the water stains on the corners of his mouth, Tang Zheng said, "the naming right will not be given. Let's give it to the people who will contribute more in the future."

Your daughter still has to avoid suspicion.

So that no one will disagree and say that he has taken advantage of his position.

"Boss Tang, I think you'd better give Feifei a naming right. I know what you're worried about, because she's your daughter. I'm afraid that after giving her the privilege, the people will gossip and the scientists who have worked hard for research will be even more unbalanced... However, this method is indeed her advice, and she is also a citizen of the night country. She can't make a contribution What reward, this behavior is even more inappropriate. "

The speaker is Mike. He doesn't belong to the state affairs of the night country, but he has the additional right to attend each meeting.

Quan should be his contribution to resisting bionic man and saving all mankind.

Since he had no official position, he spoke more freely, straightforward and said whatever he wanted.

After pondering for a moment, Tang Zheng nodded and agreed: "yes, come according to your meaning."

……

In the evening.

The Tang twins came home again and again with small schoolbags. Even when they grew up, the two little girls still looked alike. It was almost difficult for outsiders to distinguish.

Sometimes even Tang Zheng, who is a father, will admit his mistake.

So the two little girls changed their hair styles for easier identification.

Tang Ye with a single ponytail and Tang Feifei with straight hair.

Although they are twins, their personalities vary greatly with age.

Tang Ye is active, lively and cheerful, while Feifei is quiet and seldom speaks on weekdays.

After dinner, Tang Zheng knocked on Feifei's door and got a dull "um" before pushing the door in.

In recent years, because he has been busy with the affairs of the night country, he pays little attention to his family. He even doesn't know that his daughter is involved in cosmology.

After pushing open the door that she had not entered for a long time, Tang Zheng found that her daughter's room was completely different from those girls' style.

Touch screen wallpaper is pasted everywhere on the wall, but it is not a popular idol singer, but the vast universe.

In particular, only a small orange lamp was lit in Feifei's house. The wallpaper was dark and deep, and only a part of the stars were emitting weak light.

At this moment, Tang Zheng felt as if he had stepped into the universe.

"Feifei..."

"Take two steps to the left and don't step on my model." Tang Feifei said expressionless.

Tang Zheng subconsciously avoided two steps and found that there was an intelligent model celestial body of twin stars at his feet, which was rotating with a certain scale of the universe.

"If you're sorry, you can go out." Tang Feifei said again before Tang Zheng could speak.

"..." Tang Zheng was speechless for a while. He really didn't take care of his two daughters enough.

I feel some debt in my heart.

"I'm not sorry." after a long pause, Tang Zheng then said, "I saw your proposal for Dyson ball at the State Council today."

The girl in the house was silent.

Tang Zheng continued.

"I acknowledged your proposal, but rejected your naming right."

"I know." Tang Feifei's voice was calm, revealing a hint of disappointment.

But she hid well, integrated with the dark environment, almost imperceptible.

She knew that her father would avoid suspicion and not let her have too many rights.

One is to protect her, the other is to appear more fair.

I know, but I will still be disappointed.

Just because he is the daughter of the Lord of a country, he will be deprived of even the most basic civil rights.

Sometimes it's funny to think about it.

"But... Later, everyone thought your proposal was very good. They helped you restore the naming right of your satellite."

Tang Zheng sat down carefully beside her bed and said, but it was obvious that he could hear the chair trembling gently in the dark room.

When he looked at it, his Petite back, which was even darker under the orange light, was also trembling slightly at this time.

"I'm sorry... These things are borne by you since you were born, and I don't want to impose them on you." Tang Zheng sighed: "if you have a choice, I prefer you to be born in an ordinary but happy family. Up to now, you don't need to strictly plan the route every time you travel, and all actions are within the sight of the bodyguard."

The identity of the daughter of the Lord of a country seems bright, but secretly, it also carries more responsibilities.

And something she should have enjoyed at her age, she couldn't experience.

After all, countless eyes are staring at her words and deeds.

There was still no reply in the room.

Tang Zheng stayed for a while, feeling both self reproach and embarrassment.

He doesn't think he can ease the rigid father daughter relationship in a few words.

One hand gently wiped his knees to wipe away the nervous sweat.

Somehow, Tang Zheng was never so nervous in the face of dangerous things, but he sweated in the face of his youngest daughter.

A moment later, he got up reluctantly, pushed open the door and left slowly.

……

The next day.

Steamed stuffed bun, soybean milk, fried dough sticks, three piece set, regular breakfast.

However, compared with the original world, these ingredients were added with more trace elements, and the nutrition was much higher than that at that time.

Both little girls have gone to school.

Lanlan wipes the water stains on her hands, walks out of the kitchen and unties her apron.

He walked around Tang Zheng and pecked him on the cheek.

"Good morning."

"Good morning, you are still so beautiful." Tang Zheng stared at her clear eyes and her face that has hardly changed over the years.

It only fades the green, but it doesn't lose its luster.

"The old husband and wife are not serious yet. Fortunately, the children have gone to school." Lan Lan glanced at him angrily, but there was a smile in her eyebrows.

According to her previous age, she has accompanied Tang Zheng to white head in her life. Tang Zheng is 76 years old this year, and she is 58 years old.

He married him when he was the most beautiful and moving. He accompanied him through his life. They almost never quarreled and quarreled. They are the envious loving couple in the eyes of others.

However, this place is no longer on earth. The age of 76 is not even a prime of life. It is at most 278 in the primary world, and she is only 17 or 18.

"I'm very happy when I think I can accompany you for more than 100 years." Lan Lan smiled softly and sat down beside him.

Tang Zheng gently took her hand, reached out to her mouth and kissed.

"Maybe not 100 years, maybe 30 years later, mankind will be destroyed. We don't know the civilization level of alien species. But the only thing we can be sure is that we are far from them."

"That's enough. It's another kind of happiness to accompany your lover to witness the last moment of mankind." Lan Lan smiled.

"Well, if you don't say these frustrating words in the morning, how can you say it before you get there? I'll go to the Lord's house first." Tang Zheng spoiled and rubbed her hair.

Lan Lan sat, but took his hand and refused to let go.

And pointed to his rosy lips.

Tang Zheng was helpless. He leaned over and kissed gently before releasing.

Although she has kissed countless times, every time she kisses, Lan Lan's heart still beats faster and her cheeks turn red.

"Today's breakfast is very good and delicious, especially the steamed stuffed bun I like to eat." when I came to the door, Tang Zheng looked back and praised.

Lan Lan paused and said.

"That breakfast... I didn't make it. Feifei got up early in the morning to make it."

Tang Zheng paused slightly when he was ready to step out of the house.

Immediately, he reached out and gently pulled his tie, pulling out a relieved smile.

"Well."

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