Monday, November 26, 2012

M31 Math

Andromeda Galaxy Approaching Our Sun

Real Time Andromeda Galaxy Distance from our Sun

The Andromeda galaxy is currently moving towards our Milky Way and the two galaxies are scheduled to merge in approximately 2.5 billion years. Based on current Cepheid variable calculations, the M31 galaxy is moving toward us at approximately 110 kilometers per second.

Current distance between the Andromeda Galaxy and our Sun:
In kilometers:  
In light years:  
In parsec (parallax of one second):