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Astronomy

• Stars
The sun is a star.

Kinds of stars (by size): giants, dwarfs, pulsars
Supernova; black holes
Apparent movement of stars caused by rotation of the earth

Constellations: visual groupings of stars, for example, Big Dipper, Orion

Astronomical distance measured in light years

• Galaxies
The Milky Way is our galaxy; the Andromeda Galaxy is closest to the Milky Way.

Quasars are the most distant visible objects (because the brightest).

 

Author: Marilyn Knapp
Last modified: 6/27/2015 6:55 AM (EDT)