Question #3 – What is the closest galaxy to the Earth?

Answer:  The closest galaxy to Earth is the one in which we live – the Milky Way Galaxy! The Earth is located in a spiral arm of the galaxy called the Orion Arm.  

For more information about the Earth’s location inside the Milky Way Galaxy, please read the articles at Cool Cosmos and EarthSky.org

The Milky Way's Galactic Center in the night sky above the Paranal Observatory (the laser creates a guide-star for the telescope). Photo credit: ESO