Spectral Classes for Main Sequence Stars

Characteristics of Spectral Classes for Main Sequence Stars
ClassColorSurface TemperatureStrong Lines
Oblue-white35,000ionized helium
Fcreamy7,000ionized calcium
Korange4,500titanium oxide
Mred3,000titanium oxide

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

See more Encyclopedia articles on: Astronomy: General

Browse By Subject

Play Poptropica Worlds

Download Poptropica and play for free!

Explore a limitless universe of uncharted islands
App store
Google Play