Eps 1: Little Chicken goes into a Black Hole: Part 1
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| Content creation: | GPT-3.5, |
Host
Heidi Chapman
Podcast Content
Black holes are mysterious and exotic, but they are also an important consequence of gravity. When much mass is compressed into a sufficiently small space, the resulting object tears the fabric of space and time and becomes what is called singularity. The immense gravity of a black hole distorts space itself to such an extent that the shape of the object in the space around it, as well as its size and shape, can be seen. The gravity of a black hole is so strong that a black hole will be able to feed and eat nearby material.
The black hole at the centre of our galaxy is so massive that it has placed itself at the centre of one of the most massive black holes discovered, the Higgs boson.
Scientists have observed that light has to travel very long distances and that there is a period in which the universe is most massive, almost 14 billion years have passed since the Big Bang. This is the period between the birth of our galaxy and the formation of the first stars.
The central region of the image contains the most distant black hole ever discovered, located 1.5 billion light years from Earth. Astronomers call this a "black hole," in which large amounts of gas flow with energy production a thousand times greater than that of our galaxy itself. It is the largest and most massive of all the supermassive black holes ever seen.
The black hole would also have to be large enough to calculate the gravitational pull of its host galaxy, the Milky Way itself.
When one reaches the event horizon, the perception of space and time would change completely, and individual observers falling into the black hole would experience this reality. There is no doubt that stars and planets weighing more than 4 million solar masses tend to tear apart when tidal forces approach. This tidal disturbance occurs only when the star or planet is near the event horizon, so everything outside is safe from this fate. Inside the black hole, distant observers will only see a region around the event horizon.
This has never happened to anyone before, but scientists have observed black holes tearing stars apart - a process that releases huge amounts of energy. Black holes are able to pull matter out of our solar system, and they are also responsible for pulling matter in from the outside.
Astronomers have recently discovered that one of the most powerful black holes in the Milky Way falls into an entirely new category: ultramassive. Hlavacek, Larrondo and their colleagues recently used data from NASA's Chandra Space Telescope to study the wind speed of a supermassive black hole at the center of our solar system. They found record speeds - coming from the disk around the black hole.
For the orbit of the planets to thrive, the galactic center would also have to be quiet, but there is a risk that the black hole or other scatter material sucked into it would emit radiation in a death spiral, killing life on nearby planets. Older galaxies, Bakala says, ultramassive black holes at the center, are surrounded by a disk of gas and dust . This creates eruptions that create an almost empty space around the black hole.
The deep blackness of the event horizon that almost opens up in the sky would be a forbidden presence that looms almost above our skies.
According to Albert Einstein's theory of gravity, known as the General Theory of Relativity, every year that passes by our planet takes thousands of years for an ordinary star to pass. Even more mysterious are the giant black holes at the center of galaxies, supermassive black holes that can weigh millions or billions of times as much as our sun. These mergers also quickly form a black hole and produce gravitational waves, which are called "gravitational waves."
It is not known how long it usually takes for them to form, but it can take less than a billion years for one of them to reach a very large size. In particular, the region in which a particular black hole has a significant gravitational influence is quite limited compared to the size of our galaxy.
This is true for supermassive black holes like the one in the middle of the Milky Way, but further out stars are usually safe from intrusion. The black hole has probably already eaten most of the stars that form in its vicinity, and since it already weighs a few million times as much as our Sun, there will be only a small increase in its mass when it swallows a less or more Sun - like stars.