Scientists on Thursday offered the first have a look at a supermassive black hole at the centre of our Milky Way galaxy, described as the “astronomical discovery of the century” by a Trinity College Dublin professor.
The phenomenon – referred to as Sagittarius A*, or Sgr A* – is barely the second one to be imaged. The feat was completed by the identical Event Horizon Telescope worldwide collaboration that in 2019 unveiled the first {photograph} of a black hole – that one residing at the coronary heart of a special galaxy.
Sagittarius A* possesses 4 million instances the mass of our solar and is positioned about 26,000 mild years from Earth.
Black holes are terribly dense objects with gravity so sturdy that not even mild can escape, making viewing them a problem.
A black hole’s occasion horizon is the level of no return past which something – stars, planets, gasoline, mud and all types of electromagnetic radiation – is dragged into oblivion.
The Milky Way is a spiral galaxy that incorporates at the least 100 billion stars. Viewed from above or under it resembles a spinning pinwheel, with our solar located on one of the spiral arms and Sagittarius A positioned at the centre.
Wormhole
The discovery has been described by Trinity College Dublin (TCD) Andrews Professor of Astronomy Luciano Rezzolla as the “astronomical discovery of the century”.
Dr Rezzolla stated the workforce at TCD offered “theoretical contributions to the interpretations of the images. Our work consisted in understanding what this image means.”
Dr Rezzolla added that the discovery proved that Albert Einstein was proper when he posited the concept of black holes in 1916.
Einstein additionally posited there are wormholes in the universe between two black holes and a tunnel between them in which, theoretically, it’s attainable to journey quicker than the pace of mild and probably even return in time.
Dr Rezzolla stated the supermassive black hole in our personal galaxy is just not a wormhole and all the hypothesis about the latter is “from Hollywood”.
– Additional reporting Reuters
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