Messier 57 - definition of Messier 57 by The Free Dictionary
Ring Nebula (redirected from Messier 57)
Also found in: Encyclopedia
Ring Nebula (rĭng)
A planetary nebula in the constellation Lyra.
References in periodicals archive
THE RING NEBULA, Messier 57
in Lyra now rising up the eastern evening sky, is a familiar target for astronomers of every stripe.
, the Ring Nebula, is small and intense, so it punches easily through heavy light pollution.
, the Ring, is the most famous of the class, but several lesser-known members are worth a look.