The Milky Manner is an unfathomable 13 BILLION years previous! It began to kind about 800 million years after the Large Bang.
The Milky Manner is residence to planet Earth, as much as 100 billion planets, and round 200 billion stars!
The Earth is situated within the Goldilocks Zone of our photo voltaic system, that means it’s miles sufficient away from the solar to not be too scorching, however shut sufficient that the Earth is not utterly frozen. Fortunately for us, the Earth can also be in a major place within the Milky Manner for all times to outlive. Orion’s arm is about 25000 gentle years from the centre, conserving us away from harmful radiation ranges and exploding supernovas.
Details concerning the Milky Manner
The Milky Manner is a spiral galaxy.
A galaxy is a large assortment of stars, mud, gasoline and darkish matter held collectively by gravity.
The Milky Manner is about 100,000 light-years throughout.
On the centre of the Milky Manner is a supermassive black gap referred to as Sagittarius A*. Fortunately for us, our photo voltaic system is about 27,000 light-years away.
One of many largest stars within the Milky Manner is a hypergiant star referred to as VY Canis Majoris. It is considered round 250000 instances extra luminous than our Solar.
Earth is situated within the inside rim of the Orion arm of the Milky Manner.
The following closest massive spiral galaxy to Earth is the Andromeda galaxy.
Do not forget to check out my different Large Science Questions!
Final Up to date on March 10, 2025 by Emma Vanstone
