Our Milky Way is being pushed across the universe by an unknown darkness

For the past 30 years, researchers have known that this galaxy is moving at a certain speed but they have not been able to find out why.

Research in August last showed that our Milky Way is being pushed away by some invisible force. Although this push is not really very friendly, the Bipolar Repole Zone (Dipole Repeller) discovered in the middle of last year is helping our galaxy travel further in the universe yet. that end point.

For the past 30 years, researchers have known that this galaxy is moving at a certain speed but they have not been able to find out why.

"Now we have found a gap directly opposite the direction of being pushed, which itself provides some sort of push to move our galaxy , " said Brent Tully, an astronomer at the Institute. Astronomy in Honolulu is also the author of the study.

Picture 1 of Our Milky Way is being pushed across the universe by an unknown darkness

This galaxy is moving at a certain speed.

"Just like in a tug of war, if one head is more crowded, the midpoint will drift in that direction and drift away from the weaker side."

Do not know the average person we have to know that this galaxy is being pulled away?

Don't think that a giant thing like our Milky Way can't move, this is not a surprise considering the fact that everything is moving.

The Earth we spin around its axis and rotates around the Sun. The fireball itself and all the other planets in the Solar System revolve around the center of the Milky Way. But the Milky Way along with other galaxies in the Laniakea Galaxy superconducting is crossing the universe at 2 million km / h.

Picture 2 of Our Milky Way is being pushed across the universe by an unknown darkness

This is the Laniakea Galaxy and our Milky Way galaxy.

However this is not an indefinite journey. Researchers have long believed that our galaxy is attracted to an area of ​​many galactic hordes, 750 million light-years away. They are called Shapley Concentration Zone or Shapley Attraction Area.

"On average, galaxies fly away from each other because the Universe is constantly expanding," Tully said. "However, each galaxy is subjected to a nearby gravitational force, creating a movement in a certain direction - they point toward a dense density of galaxies and away from low-density galaxies. Our Solar System lies only in a small part of a galaxy called the Milky Way, when the galaxy floats in a certain direction, it is obvious that we are also following it. "

With the help of giant modern telescopes, researchers were able to create 3D maps of galactic flow. Galaxies like the Milky Way drift with the density of matter, so they will be attracted by the crowded places, the dense gathering place of matter.

"We found an evocative flow of flowing water, affected by gravity, floating from the mountainside to the plains," Professor Tully said.

Picture 3 of Our Milky Way is being pushed across the universe by an unknown darkness

The dipole propulsion region has a low density, only a few galaxies are in the giant darkness.

Bright galaxies with very solid masses, which created the pull of the Shapley Attraction Area and now researchers believe that the Milky Way is not only pulled, but also "pushed" by the empty area. named the Bipolar Push Zone behind that Milky Way.

Because the Bipolar Push Zone has a low density, only a few galaxies are in that great dark space, so this empty space creates a separate repulsive force. This universe pushes such pushing and suction areas, but the suction regions are very bright so it is easy to detect. As for the dark areas, due to the low density, they are always a great dark space in the universe, whether small or large.

We still don't know much about the Bipolar Push Zone as well as the five galaxies within it. If we know more, and perhaps we will know more with the increasingly modern telescopes, we will better understand this universe and how it works.

Update 17 December 2018
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