We know its around 6 to 21 mega parsecs away from us, but we actually don't know exactly how far away this galaxy is.
Here is the top side of our moon...well. Top being relative.
Here is the left side of our moon. Again being relative to my position.
In this framing it looks like a witch with a pointy nose and hat looking upward.
A Globular Cluster, a structure known as a Globular Cluster. Giant spheroidal collection of stars bound together by each others gravity.
Here is our closest galactic neighbor! Don't be fooled though, it would still take the fastest craft humans have ever made over 40,000 years to reach M31 at full speed.