M51, also known as the Whirlpool Galaxy for its nearly perfect spiral arms, spins across the north tonight. It stands close to the end of the handle of the Big Dipper, which is in the northeast in early evening and wheels high overhead later on.
M51, also known as the Whirlpool Galaxy for its nearly perfect spiral arms, spins across the north tonight. It stands close to the end of the handle of the Big Dipper, which is in the northeast in early evening and wheels high overhead later on.