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ShareIn astronomy, stellar evolution is the sequence of changes that a star undergoes during its lifetime; the hundreds of thousands, millions or billions of years during which it emits light and heat.
Over the course of that time, the star will change radically.
For more information about the topic Stellar evolution, read the full article at Wikipedia.org, or see the following related articles:
Supergiant — Supergiants are the most massive stars. Supergiants can have masses from 10 to 70 solar masses and brightness from 30,000 up to hundreds of thousands ... > read more
Red giant — A red giant is a large non-main sequence star of stellar classification K or M; so-named because of the reddish appearance of the cooler giant stars. ... > read more
Star cluster — Star clusters are groups of stars which are gravitationally bound. Two distinct types of star cluster can be distinguished: globular clusters are ... > read more
Red supergiant star — Red supergiants are supergiant stars of spectral type K-M and a luminosity class of I. They are the largest stars in the universe in terms of ... > read more
Barred spiral galaxy — A barred spiral galaxy is a spiral galaxy with a band of bright stars emerging from the center and running across the middle of the ... > read more
Stellar classification — In astronomy, stellar classification is a classification of stars based initially on photospheric temperature and its associated spectral ... > read more
Open cluster — An open cluster is a group of up to a few thousand stars that were formed from the same giant molecular cloud, and are still loosely gravitationally ... > read more
Astrophysics — Astrophysics is the branch of astronomy that deals with the physics of the universe, including the physical properties (luminosity, density, ... > read more
Orion Nebula — The Orion Nebula (also known as Messier 42, M42, or NGC 1976) is a glowing emission nebula with a greenish hue and is situated below Orion's Belt. It ... > read more
Cepheid variable — A Cepheid variable or Cepheid is a member of a particular class of variable stars, notable for a fairly tight correlation between their period of ... > read moreNote: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Stellar evolution at Wikipedia.org. See the Wikipedia copyright page for more details.
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