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Why are the fates of the largest and smallest stars in the universe so different?

Why are the fates of the largest and smallest stars in the universe so different? Most of the stars we see with the naked eye are stars. Generally speaking, a star with a larger mass is brighter and a star with a smaller mass is darker, but its life span is completely different. On the contrary, smaller stars live longer, because these stars have different masses, so the bigger the star, the higher the internal temperature, and the activity of the star will be very active, while the smaller star is the opposite.

The largest known star is Stevenson, the red giant in Shield. 2-0 18 Its volume is equivalent to 1000 billion times that of the sun. If placed in the position of the sun, its photosphere will engulf Saturn. About 40 light years away from the earth, the smallest one was found in rabbit works. What we are seeing now is g0523.

Its brightness is only 1/8000 of that of the sun. The surface temperature is about 225 1 celsius. Surprisingly, its diameter is only 125000 km. It is nearly 20 thousand kilometers smaller than its mother, which leads to a puzzling problem. Why didn't Jupiter become a star? To understand this group, we need to know what a star is. The mass of a gaseous celestial body is so great that the light concentration in its core can be converted into damage, and then it can be called a star and our sun can occur.

Therefore, it is a star, Jupiter can't, and celestial bodies with a mass of more than 77 times that of Jupiter can be on the rampage. Because of this, g0523 is not only the smallest known rampage. It is also the star with the lowest mass, which is the constant with the lowest temperature. If his mass is the smallest. One thing, he is no longer a star, but a favorite star. In addition, the smaller the mass of star hydrogen, the slower the speed. In other words, even in another trillion years, the small star g0523 will still glow happily.