Out of This Whirl: the Whirlpool Galaxy (M51) and Companion Galaxy
Hubble NICMOS Infrared Image of M51
Hubble ACS Visible Image of M51
"X" Structure at Core of Whirlpool Galaxy (M51)
The Heart of the Whirlpool Galaxy
Young, Hot Stars in a Spiral Arm of the Whirlpool Galaxy (M51)
Whirlpool Galaxy's (M51) Companion Nucleus and Dust Lanes
The Whirlpool Galaxy (M51)
Supernova 1994I in the Whirlpool Galaxy (M51)
The Whirlpool Galaxy (M51) Parents Generations of Stars in Its Center