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Writer's pictureThe Etka

Sgr A*: Heart of the Milky Way

Alright, let's keep it simple and dive straight into one of the coolest things in our universe: black holes, specifically the one chilling at the center of our Milky Way, known as Sagittarius A* (Sgr A*).


Thanks to some space detectives using the Event Horizon Telescope (EHT), we've got a fresh snapshot showing off this black hole in a way we've never seen before. Picture this: a cosmic whirlpool of magnetic fields, all spiraling around the black hole. It's like seeing the invisible, a ghost's shadow, if you will.


(The heart of the Milky Way Galaxy: Sgr A*)


By Space.com
The supermassive black hole at the heart of the Milky Way Sgr A* seen in polarized light for the first time. By space.com

Here's the scoop: black holes are these super dense areas in space where everything, even light, gets sucked in and can't escape. And this new pic of Sgr A*?


It shows that the space around it is not just a chaotic mess. Instead, there are these strong, twisted magnetic fields all orderly lined up, which is pretty mind-blowing. It gives us clues on how black holes interact with their surroundings, maybe even how they eat up stars or blast out energy.


Two black holes
(Left) the black hole at the heart of M87 seen in polarized light. (Right) Sgr A* in polarized light showing similarities with the much more massive M87* by Space.com

And get this – another giant black hole in a different galaxy, M87*, seems to be playing by the same rules. Despite being in totally different parts of the universe, both black holes show us that they might be more alike than we thought.


Black hole
A representative photograph showing the mesmerising beauty of black holes

So, what does all this mean? It's a big deal because it helps us understand more about these mysterious cosmic beasts and the galaxies they inhabit, including our own. With every new image and piece of data, we're unraveling the mysteries of the universe bit by bit. And who knows what we'll discover next? Stay curious, because the universe sure has a lot more secrets to reveal!


Spacecraft and black hole
Representative image of a space shuttle heading towards a black hole

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