NGC 7662 - "Blue Snowball Nebula" - in Andromeda - SHO Palette
The distance of NGC 7662 is about 1,800 light years, the actual diameter about 20,000 AU. NGC 7662 is a fairly popular planetary nebula for casual observers. A small refractor will reveal a star-like object with slight nebulosity. A 6 in. telescope with a magnification around 100x will reveal a slightly bluish disk. Telescopes of diameter 16" or greater may reveal slight color and brightness variations in the interior.
Assembled 11-6-2010