What do we know about milkyway?

Milky Way

Earth is one of the eight planets revolving the Sun . Sun with its family of planets , their moons , asteroids and other comets forms the Solar System . However , our Sun and the Solar System is just one of the billions of such systems in our galaxy , the Milky Way . The Milky Way is estimated to be as old as the entire universe at about 13 billion years The Milky Way can be seen from the Earth as band of light spread across the night sky . In fact the name Milky Way was

given to our galaxy because it extends like a milky band across the night sky . This essay will discuss the various features of the Milky Way and its position in the universe

It is difficult for most human minds to grasp the size and the grandeur of the Milky Way which may have anywhere between 200 and 400 billion stars , including our sun . According to Frommert and Kronberg , the Milky Way has a mass of 750 billion to one trillion solar masses and a diameter of about 100 ,000 light years . Radio astronomial investigations of the distribution of hydrogen clouds have revealed that the Milky Way is a HYPERLINK "http /seds .org /messier /spir .html spiral galaxy (Frommert and Kronberg . The galaxy is like a disk with bulge in the center that covers a massive blackhole . This bulge is about 12 ,000 light years in diameter and 10 ,000 light years thick (Milky Way . The Milky Way...