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