The black hole is an interesting and interesting object in the universe. They are highly dense space areas, so strong, and even the light cannot escape. Although major research has been conducted, many characteristics of black holes are still unable to explain.
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Before starting the theme, let us understand the interesting facts about the black hole
Is the black hole really like a vaccine cleaner? No!
A black hole has a “event scope”, one border exceeds, there is nothing, and even without light, it cannot escape. Outside objects outside the horizon are exempted from being pulled in. The gravity stretch near the black hole is like other objects of other objects until you cross the horizon.
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What is a black hole?
Source: spaceplace.nasa.gov
About black holes
The black hole is a mysterious celestial body that has attracted scientists for many years, but many aspects of its nature are still elusive. Contrary to their names, the black hole is not a literal hole, but an incredible space area, and a large amount of substances are compressed to a very small volume. The horizon of the black hole (the surrounding border) is very strong, so that there is nothing, or even no light, it can be released.
Different from the traditional surface (such as the surface of the planet or star), the event range is not a tangible surface, but a boundary. It can be unreachable to divide the material as a black hole. Although the nature of the material within the scope of the incident is still unclear, scientists have made significant progress in understanding their basic characteristics.
This is the description of the black hole:
|
feature |
describe |
|
definition |
The gravity is so strong that any space, including light, cannot escape. |
|
Events |
The boundary around the black hole is impossible. |
|
Strangeness |
Infinite density point of the center of black holes decomposed by the law of physical law. |
How is the black hole formed?
The form of black holes through various processes:
- Star collapse: When a huge star exhausted its nuclear fuel, it collapsed under gravity to form a black hole of a star.
- Ultra -large black hole: It is found that it may be formed by a smaller black hole merger or the collapse of huge air.
- Primitive black hole: The hypothetical black hole that may be formed in the early universe due to density fluctuations.
How does black hole be detected by scientists?
Because the black hole does not glow, scientists detect them by interaction with the surrounding materials. The method includes:
A. Advanced disk
- Black holes are usually surrounded by gases and dust. These gas and dust are covered with multiple wavelengths, including X -rays.
B. Impact on the gravity of nearby stars
- The gravity of the black hole will affect the track of nearby stars and help astronomers determine their existence.
C. Gravity wave
- When a large amount of objects accelerate, they have ripples in time and space and are tested as gravity waves.
D. Gravity lens
- Black holes are curved and twisted the light of the background objects, which reveals their existence.
- Examples in the real world: The first direct image of the Black Hole M87*was captured by the 2019 event Horizo N telescope, which confirmed that many theoretical predictions about black holes were confirmed.
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Source: NASA
What is the structure of the black hole?
Data source: NASA’s imagination universe
The structure of the black hole:
|
Element |
describe |
|
Strangeness |
Infinite density point of material collapse. |
|
Events |
The edge of the black hole (called the scope of the event) is nothing to escape. |
|
Schwarzschild radius |
The distance between the speed of escape is equal to the speed of light. |
How many black holes are there in exports?
Types of black holes:
|
type |
Quality |
form |
|
Star Quality Cave |
5-20 times the solar quality |
Formed by the collapsed superstar. |
|
See more : BRICS vs NATO Countries: Who is Powerful? Military, GDP, Population and Other Key Comparisons Middle quality black hole |
100–1000 times of solar quality |
It may be formed by the combined star quality black hole. |
|
Dama black hole |
The quality of millions to billions of sun |
The original point found at the galaxy center is still studying. |
|
Primitive black hole |
imaginary |
It is considered to be formed in the early universe. |
Examples in the real world: Sagittarius A*is a large quality black hole in the center of the Milky Way, which is imaging in 2022.
Source: X -ray: NASA/UMASS/D.WANG, etc., IR: NASA/STSCI
What are the common misunderstandings about black holes?
There are various misunderstandings on the black hole:
- Black holes are not wormholes: they cannot provide shortcuts for other parts of the universe.
- Black holes are not cosmic vacuum cleaners: they will not pull the material without the same time; only objects that pass through the event range will be pulled in. Objects around the safe distance are not affected, just like the planets around the star.
The future of black hole research
Scientists continue to use advanced telescopes and simulation to study black holes. Some key areas of research include:
- Understand what happened in the field of vision.
- Explore how black holes affect galaxy formation.
- Study the connection between black holes and dark matter.
- Enhanced imaging technology, such as an event horizon telescope to capture more detailed black holes.
- Study the influence of eagle radiation and its impact on the evaporation of black holes.
Black holes are still one of the most charming themes in celestial physics, constantly challenging our understanding of space, time, and gravity.
In short, the black hole is the most charming mystery of the universe, challenging our understanding of time and space, time and gravity.
These universe giants have shaped the galaxy and time and space itself with their strong gravity. The ongoing research is revealing their secrets, from the black holes of the star to the exploration of Hawking radiation.
Breakthroughs such as the scope of the incident have made us better understand these celestial wonders, and promised to find more pioneering discoveries. These discoveries can redefine our views on the universe.
For more information about space exploration and NASA, please access the following links:
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Source: https://dinhtienhoang.edu.vn
Category: Optical Illusion