What is Galaxy
What is Galaxy? The Short Answer: The Galaxy is a huge collection of gas, dust, and billion of stars and solar systems, all held together by gravity. Our galaxy, the Milky Way, also has a supermassive black hole in the middle. (A supermassive black hole is the biggest kind of black hole. Its gravity is more than a million times stronger than our sun's, Its has very strong gravity that pulls in everything around it. ) We live on a planet called Earth that is part of our solar system. But where is our solar system? It's a small part of the Milky Way Galaxy. live view of Galaxy by NASA. Hubble Skymap Planets in our Galaxy ? Mercury : The swiftest planet. Venus : Earth's superheated twin sister. Earth : Our home world. Mars : The Red Planet. Jupiter : Kind of the planets. Saturn : Jewel of the solar system. Uranus : The original ice giant. Neptune : The farthest planet in our solar system. Pluto : A small world wit