a French astronomer named Charles Messier discovered the "whirlpool galaxy," also known as Messier 51, or M51. Charles Messier was scanning the sky for objects that could confuse comet hunters ...

to study the distribution of radiation from several molecules within the central 20,000 light years of the Whirlpool galaxy (Messier 51). The 214 hours of observations from this program are being ...

The duo recently captured an image of the Whirlpool or Messier 51 (M51), which shows two galaxies ... shows the spiral cluster of stars in the M51 galaxy, which was first discovered in 1773.

This month the Sky at Night is focusing all its attention on one object M51 aka The Whirlpool ... spiral galaxy was first discovered in 1773 by the French astronomer Charles Messier.