Overview

early-type galaxy


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An elliptical or lenticular galaxy—one without spiral arms. The name comes from the position of these galaxies in the tuning-fork diagram of galaxy shapes. For similar reasons, an Sa spiral galaxy may be referred to as an early-type spiral, as opposed to a late-type Sc or Sd spiral. See also Hubble Classification.

Subjects: Astronomy and Astrophysics.


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