What is the most prominent example of a blueshifted galaxy relative to the Milky Way?
Answer
The Andromeda Galaxy (M31).
The Andromeda Galaxy is gravitationally bound to the Milky Way and is moving inward toward us at approximately 110 kilometers per second, resulting in a distinct blueshift.
Related Questions
What specific motion is indicated by a blue shift observed in astronomical light?How do the wavelengths of light change during a blue shift compared to a redshift?What phenomenon related to sound waves provides an analogy for the physical principle causing light shifts?When analyzing a galaxy's spectrum, what observation confirms a blue shift compared to laboratory standards?What is the primary reason most distant galaxies exhibit a cosmological redshift?How is the redshift parameter ($z$) quantified for an object exhibiting a blueshift?What concept must a blueshifted galaxy be overcoming in the general cosmic context?What is the most prominent example of a blueshifted galaxy relative to the Milky Way?What is the approximate speed at which the Andromeda Galaxy is moving toward the Milky Way?Besides galaxy recession/approach, what internal galactic process can cause a differential Doppler shift?