M110 Andromeda Diagram. Its diameter is 220000 light years. I am an amateur astronomer looked at andromeda last night and with a scope last week.
Iras 003764124 leda 2429 m110 mcg 07 02 014 ngc 0205 pgc 002429. The andromeda galaxy is the nearest major galaxy to the milky way but not the nearest galaxy overall. Didnt look purple then or ever.
M110 was discovered by caroline herschel on august 27 1783.
Discovery origin characteristics structure. Discovery origin characteristics structure. The andromeda galaxy has a total of 15 satellite galaxies including m32 and m110. Ngc 404 an easy galaxy to find in andromeda is small dwarf lenticular ngc 404.