Tale Of Black Hole!

Editorials News | Nov-02-2019

Tale Of Black Hole!

Don't get confused with the name; a black hole is nothing but empty space. It is a great amount of matter wrapped into a very small area - like a star ten times more massive than the Sun squeezed into a sphere approximately the diameter of the city New York. The outcome is a gravitational field so strong that nothing, not even light, can escape from it. In recent years, NASA instruments have portrayed a new picture of some strange objects that are, the most fascinating objects in space.
As per the study, collapsing of a gas cloud can lead to the formation of a black hole suggests a computer program. A violent death of a star is generally the cause of the black hole. Aaron Smith, an Astronomer at the University of Texas at Austin and former member of the team that developed a computer program to test this idea suggested a black hole is the more likely explanation. As hypothesis goes, galaxy harbours the first known black hole to form when a blob of gas between the stars collapsed under its own weight.
According to the study, the computer impacts the state that would have been present. The gas between the stars that is the interstellar gas is being the focal point of the computer model. As per this theory, the rough radiation from the primordial stars or as we call it a black hole would have acted with gas. The light emitted from the accumulation of hot young stars cannot justify the curious feature of the galaxy.
However, the study cannot attest as per now that the galaxy has a black hole and astronomers are still trying to find the evidence that a black hole is forming out of clouds and that have not given rise to the stars so far. Uncovering the facts of such kind could aid to sort out a major issue of the super massive black holes created in the cosmos.
Most black holes are developed from the remnants of a large star that dies in a supernova explosion. If the total mass of the star is more enough then it can be proven theoretically that no force can keep the star away from collapsing under the influence of the gravity. However, as the star collapses, a strange thing took place. As the surface of the star nears an imaginary surface termed as the "event horizon," time on the star slows relative to the time kept by observers far away from it . When the surface reaches the horizon of the event, time stands still, and the star can collapse no more - it is a frozen collapsing object.

By: Saksham Gupta
Content: https://science.nasa.gov/astrophysics/focus-areas/black-holes


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