A billion light-year-wide 'galactic bubble' discovered


Astronomers are discovering new objects in the universe through the Hubble telescope. In this regard, international astronomers have discovered a bubble-like structure in the universe that is based on galaxies and its extraordinary size is estimated at one billion light-years. This bubble is 10,000 times the size of our own Milky Way Galaxy. is larger and is located 82 million light-years away from the same galaxy.

Experts say that this giant bubble was created immediately after the Big Bang and thus could play an important role in understanding the ancient universe. For this reason, scientists have also called it cosmic rock (fasal). On the one hand, the scientists themselves are surprised by this surprisingly large cosmic phenomenon, on the other hand, its study adds many interesting revelations. According to Dr Cavlin, from the University of Queensland’s School of Mathematics and Physics, looking at this can determine the speed of cosmic expansion and tells us how big our universe could be.

According to the research, the hot plasma in the early universe emitted sound waves due to gravitational and radiative processes called Baryon Acoustic Oscillation (BAO). Scientists detected BAO signals in 2005, but this process stopped after 380,000 years after the Big Bang, the universe cooled down a bit and bubbles formed in some places, then these bubbles expanded and grew. But we can call them the first signs of the early universe and this bubble is also one of them.

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