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Planet; Now to the southeast is the planet Jupiter, which shines white light at its maximum brightness. Located in the constellation Pisces, visible to the southeast after dark, and recently all visible, it is obvious. Except for the Sun and the Moon, it is the brightest star in the sky at this time (Venus has set in the west).
Most of what we see with the naked eye are stars:
Vega in Lyra, west of the zenith.
Cowherd in the constellation Aquila, west of the zenith.
Tianjin IV in the constellation Cygnus, west of the zenith (these three stars at the zenith are the famous summer triangle, which is now visible in the dark.) The right angle is Vega, the 30-degree angle is the Cowherd, and the 60-degree angle is the Tianjin four).
The above are the bright stars in the more obvious constellations.
Autumn is still visible at this time, and it is now visible around 8 o'clock, such as Pegasus, Andromeda, Cassiopeia in the north, and Perseus in the east. Aquarius, Capricorn, and the north of the southern constellation are also very bright, as well as the Tusikong of the ceta.
Then there is the winter one that can be seen after the early hours of the morning: Sirius in Canis Major.
Aldebaran in Taurus.
Auriga's five cars two.
Betelgeuse and Betelgeuse in Orion.
Some Messier objects, as well as some galactic nebulae, meteors can also be seen every night.
Hope it helps.
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The stars seen by the naked eye, except for some stars close to the Earth such as Venus and Mars, are all emitted by other stars, and even most of them have been destroyed. The Milky Way is only a part of it, but the Earth is in the Milky Way, and the Milky Way is a relatively large galaxy with many stars, so there is a very dense star belt in the sky that is the Milky Way.
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In the summer, we see not the main spiral arm of the Milky Way, but the center of the Milky Way. There is the Milky Way.
Where matter is most concentrated, where stars are most abundant and dense. So, what we see is a white band. In winter, we see the starry sky at an angle outside the Milky Way.
You can still see the Milky Way in winter, but it's not the most magnificent. Every summer night, lying on the mat outside the house and looking up at the sky, you can always see the vast and beautiful starry sky, and a white cloud band is used to piercing the entire sky. The adults told me that there was the Milky Way, and this was the only impression I had of the Milky Way, from my childhood memories.
Because you can't see that anymore.
If you think about it, our earth is in the constellation of Immortals and Sagittarius.
Between the Orion arm, more precisely at the medial edge of the Orion arm, the closest to us is the main Sagittarius arm. And Perseus is on the other side of Orion's arm. Theoretically, we're in the arms of Orion, close to each other.
The stars in the sky should be the stars of Orion's arm. And the Perseus is blocked by our Orion Arm itself, which should not be very clear. Then the only thing that can be confirmed is the main spiral arm of Sagittarius...
But there's still something strange in my heart. If it is the main spiral arm of Sagittarius. There is a common sense that is difficult to understand, generally speaking, when I was a child, I could only see the Milky Way in summer, and I couldn't see the Milky Way in winter.
So, if the Milky Way in the sky is the main spiral arm of Sagittarius, then it should always be there. And what prevents us from watching the Milky Way in winter?
We see that the Milky Way is just one part of a cantilever of the Milky Way, the Perseus cantilever. Our solar system.
In the constellation Orion, the cantilever is closer to Perseus, and it is easier to see in summer due to the angle of the Earth around the sun. Looking up at the sky at night, a white galaxy hangs in the sky, the Cowherd and the Weaver Girl.
The stars are clearly visible, why can't the Milky Way be seen now?
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The part of the Milky Way that we see is called the silver disk, which means a flat disk of stars, dust, and gas in spiral galaxies.
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The Milky Way I see is the outer circle of the Milky Way, which is partly made up of hundreds of millions of asteroid bodies. From a distance, it looks like a band of light, which is particularly gorgeous.
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It is a spiral arm of the Milky Way, and the faint Milky Way formed by the spiral arm of Perseus can be seen in the night. It is difficult for the naked eye to tell which part of the Milky Way in the sky is brighter and which part is darker.
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The Milky Way galaxy is 160,000 light-years in diameter and has a total of 400 billion stars, most of which are concentrated and scattered around the galactic center. Almost all of the stars we see in the starry sky are stars in the solar system, and all of them are stars very close to the Earth, and there are two main factors that lead to this conclusion. First, the light emitted by the stars, in the process of spreading in the universe, will suffer from the digestion, absorption, reflection and transmission effects of the chemicals of the interstellar empire, and the distance is getting farther and farther, and the stronger the cumulative effect of this effect, the stronger the loss of light.
Extremely strong light has a "shading" effect on poor light, under the condition that the difference in star quality is not too large, the closer to the earth, the smaller the apparent magnitude we see, the greater the chromaticity, the strong galaxy after joining everyone's eyes, the star with a higher apparent magnitude than many is very less sensitive, for example, when the moon is full moon is very bright, the star located in the angle area around it, it is difficult for everyone to see is a big reason. The first is the Andromeda Galaxy, which can be seen on the map of the Northern Hemisphere, 2.54 million light-years away from Earth, and looks at sparse clouds in close proximity.
The constellation Triangulum, around the Andromeda angle, is more than 3 million light-years away from the Earth, and because the chroma and size are smaller than that of Andromeda, it is very difficult to find it. In good weather, there are more than 6,000 stars that can be seen with the naked eye alone, and this data is added to the stars in the two hemispherical heavens of east, west, south, and south. Most of the more than 6,000 planets are stars of the solar system.
90% of such stars (stars) are spaced no more than 11 million light-years apart from Earth, and another 75% are spaced no more than 5 million light-years apart from Earth.
The diameter of the Milky Way is about 160,000 light-years, so all stars at a distance of 11 million light-years from Earth belong to the solar system. Stars outside the solar system can only be seen in rare cases. For example, a supernova explosion.
For example, the outbreak of the CF supernova SN1987A, located in the Great Magellanic Galaxy, has achieved an apparent magnitude of 5, which can be seen by the human eye. The star will be 160,000 light-years away from Earth. This star is located just outside the solar system.
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It can be seen that human beings can see the stars of other galaxies in the Milky Way with the naked eye, about 6,000 stars in the Milky Way can be seen in total, and it is generally believed that the farthest star that humans can see is about 10,000 light-years away from the Earth, and the more reliable statement is that it is a star called HD188209 located in the constellation Cygnus.
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We will never see it. The reason for this is that our naked eye can only see stars that are too large. The stars beyond the Milky Way are too small.
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In general, it is quite difficult to see a star outside of a river system with the naked eye; Because the diameter of the Milky Way is about 160,000 light-years for humans on our earth, it is difficult to see.
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It is more difficult, most of the stars we see are stars, or we see the reflection of light, and the light of stars outside the solar system is already relatively weak when it reaches the earth.
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Humans can see the stars in space with their eyes on Earth, and they do not belong to the so-called "Milky Way."
Stars, but belong to the visible part of the three-dimensional space of the universe.
On the one hand, the stars that human beings can see on the earth are the visual range of the universe that human beings can see, and this visible range is not a complete and independent hierarchical galaxy.
It is a galaxy picture scene that can be seen in the universe and space formed by the three-dimensional superposition of many galaxies, and this kind of space galaxy picture scene can also be said to be a kind of galactic picture scene, and the essence of this galaxy picture scene is the visible part of human beings in the infinite space of the universe on the earth.
In other words, it is the visible part of the universe that human beings observe on Earth, and this part is only a small part of the visible part of the infinite space of the universe. It would be a mistake to interpret this part of the visible infinite space of the universe as a hierarchical galaxy (the so-called "Milky Way") that exists independently and completely in the universe, and this aspect may be a kind of original error in previous astronomical theory.
Second, the universe is the concept of an infinite natural space, and the circle chain is a natural celestial body that has no beginning and no end, boundless, endless, infinite matter and infinite space, and is composed of countless stars and their star systems, countless star systems fill the infinite space of the universe, and each star system is an independent entity with a cyclical movement of matter, like an innumerable "cosmic cell", and stands in the infinite space of the universe.
It can be seen that the galaxies that exist in the universe will only have one form of galaxy, and there will be no so-called "Milky Way" level galaxies. Therefore, the stars in the universe that human beings see on the earth are not the stars in the so-called "Milky Way", but belong to the visible part of the three-dimensional space that human beings can see in the three-dimensional space of the universe, which is actually the part of the galaxy picture scene that human beings have observed on the earth in the three-dimensional superposition of many stars in the infinite space of the universe, which is not a hierarchical galaxy with integrity and independence, that is, the so-called "Milky Way", but the Milky Way picture scene formed by the three-dimensional superposition of many stars in the universe and space.
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No, but most of them belong to the Milky Way, because the Milky Way is about 100,000 years away from Earth, and the number of stars that can be seen with the naked eye is limited, so most of what you see belongs to the Milky Way.
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They all belong to the Milky Way, because we can only see some stars in the Milky Way from the mountain source earth, and the things in other galaxies can't be seen at all on the comic earth.
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Yes, most of the stars observed by the naked eye belong to the Milky Way, and the light of other galaxies is relatively weak and there is no way to observe them.
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Do all the stars that humans can see with the naked eye on Earth belong to the Milky Way? The stars that human beings can see in space with their eyes on the earth do not belong to the so-called "Milky Way" stars, but belong to the visible part of the universe that can see the three-dimensional space of the universe.
The vast majority of the stars that can be seen by the human eye on Earth are in the Milky Way, and a small number are planets and star orbits outside the Milky Way. On a sunny day, the dimest stars that are evident in space have an apparent magnitude of about 6 ("apparent magnitude" refers to the chromaticity of a star that can be seen by the human eye, and the lower the scale, the greater the chromaticity of the corresponding star). Generally speaking, the dimest stars on Earth, which are visible to people on the earth on sunny days, have an apparent magnitude of about 6, which can be known under extreme conditions.
The apparent magnitude refers to the chromaticity of the star that the observer can see with the human eye, and the apparent magnitude can be taken as a negative number, and the lower the scalar value, the higher the corresponding chromaticity.
On Earth (including the northern and southern hemispheres), the number of stars that can be observed by the human eye is about 6000 7000 (apparent magnitude below 6). Most of these stars are planets, large planets, comets and other stars in the Milky Way. In space, there are two planets that can be observed by the human eye at night: the Andromeda Galaxy (M31, apparent magnitude, 25.4 billion light-years from Earth) and the Triangulum (M33, apparent magnitude, 250,000 light-years from Earth).
They are extragalactic planets, and they are made up of planets as many planets as the Milky Way in space.
In space, the symbiotic planets of the two galacies that are obvious at night are the Big Columbus orbit and the Columbus Mini orbit, the Columbus orbit is about 160,000 light-years away from the Earth, and the Columbus Minor orbit is about 200,000 light-years away from the Earth, and the two orbits can only be observed in the Eastern Hemisphere. In addition to the above, supernova explosions and gamma-ray bursts can sometimes be observed in space, both within and outside the Milky Way. For example, on March 19, 2018, 7.5 billion light-years away in the constellation Pasturius, a gamma-ray burst with the serial number GRB 080319b reached its maximum apparent magnitude, and although the time observable by the human eye only lasted about 30 seconds, it became the most distant star that the human eye could observe at this stage.
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Some of the stars that human beings can see with the naked eye on the earth do not belong to the Milky Way, but the naked eye can observe some visible parts of the three-dimensional space of the universe, and there are many galaxies outside the Milky Way, which we can see.
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Yes, all the stars we can see belong to the Milky Way, and now we can see about 7,000 stars with the naked eye.
We call it the celestial sphere, but it doesn't exist.
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