How are elliptical galaxies often characterized regarding their star formation status and stellar color?

Answer

Red and dead systems

They are typically described as 'red and dead' because their stellar population is dominated by older, redder stars, and the cold molecular gas required for new star birth is largely absent.

How are elliptical galaxies often characterized regarding their star formation status and stellar color?

#Videos

A Simple Guide to Classifying Elliptical Galaxies - YouTube

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