Complex sentence: The Sunflower Galaxy (also known as "Messier 63", "M63", or "NGC 5055") is a spiral galaxy in the constellation Canes Venatici consisting of a central disc surrounded by many short spiral arm segments.
Split into simpler sentences: The Sunflower Galaxy (also known as "Messier 63", "M63", or "NGC 5055") is an Spiral galaxy in the Canes Venatici constellation. It is a Spiral galaxy, consisting of a central disc surrounded by many short spiral arm segments.