Andromeda Galaxy

Andromeda Galaxy

  • Andromeda is the closest spiral galaxy to Earth and is moving towards the Milky Way at about 68 miles per second.
  • Scientists estimate that in 4.5 billion years Andromeda will collide into the Milky Way, creating a giant elliptical galaxy.
  • Scientists also estimate that there are around 1 trillion stars in Andromeda, holding around 5 times the stars in the Milky Way.
  • Because of its large size, Andromeda is  the only galaxy  besides the Milky Way that can be seen with the naked eye.
  • Andromeda features a black hole within its center and is surrounded with a massive amount of blue light.

Featured Fun Fact:

  • Did you know that astronomers use the Bortle scale to rank how dark a sky is? The Bortle scale is a 9-level scale that ranks how dark a certain area is and how likely you are to see certain celestial objects. For example, a city as bright as Las Vegas would be a classified as a Bortle class 9 sky.
  • This picture was taken in a Bortle class 1 night sky without stacking, making it extremely clear and colorful.

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