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Visitor Night at the UCI Observatory: Mars

This is Messier 57, also known as the Ring Nebula.  This object was visible tonight through several of the smaller scopes and the Main Telescope.  The Ring Nebula is what astronomers call a "planetary nebula."  The Ring Nebula is a cloud of gas. — SoCal Science Cafe
This is Messier 57, also known as the Ring Nebula. This object was visible tonight through several of the smaller scopes and the Main Telescope. The Ring Nebula is what astronomers call a "planetary nebula." The Ring Nebula is a cloud of gas.

Added by Brian Hart, Ph.D..