Into Unscientific

Chapter 339 Farewell, 1850! (Four)

"?!"

on the clearing.

Hearing the shouts from afar, Xu Yun was shocked.

Good guy.

Planet X was discovered?

In just one second.

Countless thoughts flashed through Xu Yun's mind:

Could it be a miscalculation?

Or have other unknown asteroids been screened out?

Like Eris, Makemake or even one of Sedna?

still

Gauss and Riemann really discovered the unknown ninth planet?

after all

This is a mystery that has not been discovered in 2022, or is still a controversial topic

The only evidence supporting the existence of this unknown planet in later generations is based on the trajectories of the six stars Sedna, 2004 VN112, 2007 TG422, 2010 GB174, 2012 VP113, and 2013 RFS98. There may be such a planet in the outer orbit of the solar system. a gravitational source.

Because the eccentric orbits of these six planets are outrageous to the extreme, the probability of their natural formation is only 0.0007% in theory, and they are almost bound to be affected by external forces.

Just like most single dogs are generally left-handed, this external factor accounts for a large part of the reason.

But on the other hand.

Apart from these orbits, the astronomical community has no other evidence to support the existence of Planet X.

So up to the time when Xu Yun traveled through, there were still many bigwigs who opposed it.

For example, Kevin Napier of the University of Michigan in Ann Arbor.

This is a big guy whose H factor is more than ten points higher than Xu Yun's mentor Tian Liangwei. He has done a meta-analysis of some other stars and thinks that planet X does not actually exist.

There is also Samantha Lawler, an astronomer at the University of Regina in Canada, a bigwig who really relies on ability rather than buffs to gain a considerable status in the astronomy circle.

She is also a well-known dissenter.

It's just that compared with these opposition groups, there will be more bigwigs who hold the theory of the existence of Planet X.

At the same time, many people are willing to believe that such a planet exists from the perspective of exploring the unknown.

Just like eating frogs in a dry pot, when you turn over the bottom of the pot at the end of the meal, you always look forward to turning over another piece of meat.

The most likely to crack the truth in future generations is the Vera Rubin Observatory in Chile. This observatory launched an astronomical observation to explore Planet X in 2022, but the results will not be released until ten years later.

No way, still the same sentence:

The solar system is just too big, and the planets themselves don't emit visible light.

Stars are easy to find, planets are hard to find

The result was unexpected.

In this winter of 1851, did Gauss actually discover that Planet X?

Think here.

Xu Yun couldn't bear it any longer, turned around and cast a questioning look at Prince Albert:

"Your Majesty Albert, look"

Although the royal family represented by Albert and the aristocratic class belong to a certain degree of community of interests, don’t forget that it was the same nobles who divided the power of the royal family back then:

The Glorious Revolution broke out in 1688, and the rule of the bourgeois new aristocracy was established.

The United Kingdom has since changed to a constitutional monarchy, and the royal power has been greatly reduced.

Therefore, seeing that the etheric theory supporting the aristocratic system was shattered by Xu Yun, Prince Albert was actually a little secretly pleased.

Some even want to set off firecrackers and add another dish at night

Seeing Xu Yun's "hero" speak out now, Prince Albert smiled and waved his hand:

"Go, I'll go take a look with you!"

So the group left behind those ether supporters who were still howling, and flocked to the analysis machine site in mighty force.

"Luo Feng!"

As soon as he approached the small shed where the analytical machine was located, Riemann rushed up excitedly:

"Found it, we discovered Planet X, now we only need the final retest results!!!"

Seeing this oily man with an excited face, Xu Yun's mood also fluctuated, and he quickly walked forward:

"Mr. Riemann, can you tell me what's going on now?"

Riemann nodded heavily, and pulled Xu Yun to the analysis machine:

"First of all, we first calculated the area where Planet X may exist at this time based on the orbit formula calculated by the teacher."

"According to the azimuth angle of southeast, northwest, it should be in the southwest of our heads at this time."

"Of course, this is just a relative position. In fact, its coordinates are still based on the ecliptic coordinates."

finished.

Riemann pointed to the southwest sky.

Xu Yun followed the trend and looked, and there was a sight in his eyes.

Total darkness.

This is actually quite normal.

After all, when the weather is clear and the atmospheric light transmittance is good, the dimmest magnitude that an adult with normal eyesight can see is around +6.

In addition to the superpowers that can be seen in the comment areas of major websites, the farthest planet that ordinary people can see with the naked eye is Uranus.

No matter how far away Neptune and Pluto are, you must use a telescope to see them.

This is true for Pluto, let alone the possible existence of Planet X-assuming that this planet does exist, it is about three times the distance from the sun than Pluto.

Then Liman paused and continued:

"After determining the approximate orientation, the teacher calculated its orbital inclination to be about 4.231 degrees, so we excluded the observation records of non-target areas."

"A total of 3,458 observation records were finally used for calculation."

Xu Yun followed suit and nodded.

I said it above.

Assuming that planet X really exists, it must be orbiting outside the solar system, and its revolution period will be very long.

For example, the aforementioned Sedna.

Sedna is about 88 astronomical units from the sun. Guess how long it takes to make a revolution?

The answer is 11400 years.

That is to say, after Sedna's turn, Zhizunbao's love for Fairy Zixia has expired, and it still owes more than 1,400 years.

So for Sedna, Planet X.

In a few years, on the scale of the universe, they can almost be said to be relatively static.

This is why the astronomical community thinks that planet X may be a black hole the size of an orange — because tmd doesn’t move.

Again.

The universe is simply too big.

If the sun is reduced to a sand with a diameter of 1 mm, Jupiter will become the size of an egg, and other planets will not be visible to the naked eye at all.

The earth is about 10 centimeters from the sun, while other celestial bodies, such as Pluto, are about 4 meters away from the sun.

The range of 3 to 5 meters from the sun is the Kuiper belt, which is filled with hundreds of millions of small frozen celestial bodies.

More than 10 meters away from the sun is the heliopause, like a bubble, which is the farthest that the solar wind can blow.

The huge range from 200 meters to 10 kilometers from the sun is the Oort Nebula, the real boundary of the solar system.

The complete solar system is such a sphere centered on the sun, the sand, with a radius of more than ten kilometers.

Starting from Uranus, the brilliance of the sun has begun to be out of reach, and from then on, the celestial bodies in the solar system have a deadly cold:

The atmospheric temperature of Uranus reaches -224°C, and Neptune and Pluto can even reach -240°C...

The wind with a speed of 2100km per hour rages on Neptune day and night, and Pluto is even full of methane pebbles...

If there are living things in these places, the warmth of the moonlight on the earth can kill them...

Launched in 2006, New Horizons took nine years to reach the vicinity of Pluto in 2015 and took the first high-definition photo of Pluto in human history.

At that time, Pluto was about 32.9 AU from the sun.

The above is the map of the solar system that most people are familiar with.

Launched in 1977, Voyager 1, the farthest man-made object away from the earth, has left the earth 141AU or about 21.1 billion kilometers so far, and will rush out of the heliopause and enter the interstellar medium.

Some troublesome media often hype that travelers have "leaved the solar system", which is actually a play on words.

It's like driving off the highway entrance of a city, but nowhere near the city's borough line.

So Voyager did not fly out of the solar system.

Actually.

Voyager 1, which flies at a speed of 17 kilometers per second, will take another 30,000 years to leave the solar system.

This is also the reason why Trisolarans will take hundreds of years to reach the earth, and most of them will be killed or injured along the way-for creatures with the size of molecules, if they want to trek 20 kilometers, it is a life-threatening rush.

Of course.

Speaking of Voyager 1, here is a question that many students have been curious about by the way:

Why can Voyager 1 fly for so long?

In fact, this question is divided into two parts to discuss:

Communication power and flight power.

The battery used by Voyager 1 is a radioisotope thermoelectric generator, that is, three plutonium radioisotope thermoelectric generators as a power source, which can provide a power of 420 watts.

But that's just power for communication, for sending out radio signals.

The strength of radio signals will continue to attenuate as the transmission distance increases.

When the signal transmitted by Voyager 1 reaches the ground, the power is attenuated to one-hundred-trillionth of the original, only 10^-22 watts.

Not only the transmission power is extremely low, but the transmission speed is also very slow, only about 1.4kb/s.

In order to detect and receive such tiny signals, NASA built the Deep Space Network (DSN) to receive the data sent back by Voyager 1.

At present, Voyager 1's communication power is approaching its limit, and it will be unable to transmit back information in about 2025, and it will completely lose contact.

Next, let's talk about flight power.

This question is very simple, and there is only one answer:

Voyager 1 does not need a long-term flight power source.

Because it was accelerated by the gravitational slingshot of Jupiter and Saturn.

Students who are not pissed off by high school physics teachers should know.

In our solar system, there are three concepts of velocity:

first cosmic velocity.

Second cosmic velocity.

and the third cosmic velocity.

When the Voyager 1 leaves the earth, the rocket has no ability to accelerate them to the third cosmic speed.

The rocket only allows them to reach the second cosmic velocity, so that they can escape the shackles of the earth's gravity and fly to the solar system outside the earth's orbit.

During Voyager 1's flight, both Jupiter and Saturn moved to the same side of the sun.

Then, it is accelerated by the gravitational slingshot, and it reaches the third cosmic speed, or, it is the speed of escaping from the solar system.

after that.

It does not need any long-term power source, it can always fly outside.

Useless knowledge adds another .JPG.

Ok, let's get back to reality.

In summary.

The possible location of Planet X is near the Oort Nebula.

Such a distant location, at least in the observation records of the past year, it is impossible for it to leave the area delineated by Gauss.

Therefore, Riemann and others can decisively discard the observation records of other areas and analyze the data of the target area separately.

"The next thing is very simple."

After coming to the analysis machine console, Riemann took a document from the table and said to Xu Yun:

"With the assistance of Mr. Cauchy and the others, we quickly converted the data to the true periapsis point, and determined the value of more than two thousand copies."

Xu Yun took the document and read it carefully.

Since Gauss spent an hour calculating Ceres with the least square method, the scientific community has come to a new stage of understanding of planetary orbits:

The orbital elements themselves are also a function of time, and the 6 individual orbital elements can be divided into two groups.

From this the position of the planet in the orbital coordinate system is also deduced, that is:

↑S={O}a(cosE-e), {O}a(1-e)^(1/2)sinE.

Where E is the anomaly angle, and the relationship with the true anomaly angle Θ is:

tanΘ/2=√(1+e)/(1-e)tanE/2.

This is one of the mathematical underpinnings used by later generations of teams looking for Planet X or other asteroids.

Although the values ​​converted by Riemann and Cauchy are not as intuitive as later generations, they still show a strong mathematical fit.

Anyway, for these bigwigs, one more square root and one less square root, the difficulty of calculation is actually the same.

Hey, this sentence seems to be applicable to many math idiots in later generations

cough cough

Then Riemann pointed to the analysis machine not far away. At this time, Gauss, Cauchy and others were lying in front of the screen, doing the final verification:

"Later, the countess came out to input these data into the analysis machine, and finally screened out more than 30 sets of suspected coordinates."

"We checked these coordinates carefully, and finally determined three sets of observation records at different times."

"Next, we only need to confirm that these three sets of data conform to the same star attribute, then we can be sure that we have found Planet X."

Xu Yun went through these procedures in his mind.

After confirming that there were no problems with the process and thinking, the sense of expectation and confidence in my heart increased slightly.

After all, in this star-seeking experiment, they have a big killer in their hands, which is the orbital equation of planet X derived by Gauss.

This is something that future generations cannot deduce.

Then Xu Yun and Riemann stood by the analysis machine, waiting for the final result.

About ten minutes later.

click -

Gauss put down the pen and paper, and raised his head at the same time as Cauchy and the others.

Xu Yun saw that he hurried forward:

"Professor Gauss, what's the result of the verification?"

Hearing this, Gauss exchanged glances with Cauchy beside him, held the feet of the glasses with both hands, and slowly took them off.

I saw the prince of mathematics gently rubbing the bridge of his nose, and a word suddenly came out of his mouth:

"God King."

A question mark appeared on Xu Yun's face:

"?"

Before Xu Yun could speak, Gauss looked at him:

"Luo Feng, what do you think of the name Shenwangxing?"

Xu Yun was stunned for two seconds, and when he recovered, his eyes widened:

"Professor, what do you mean?"

Gauss was silent for a moment, took a deep breath, and his fingers holding the glasses trembled slightly:

"That's right, according to the re-inspection, we found an object about 200 astronomical units away from the earth, with a mass about ten times that of the earth, and an orbital period of about 17,000 years."

"A whole new planet."

Gauss just finished speaking.

In front of Xu Yun, a light curtain appeared without warning:

[Dididi——]

[The regular task of the Wallfacer dungeon has been completed and will return to reality in four hours. 】

【Countdown 144001439914398】

Note:

Today 918, everyone, don't forget the national humiliation, this account must not be forgotten.

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