Stars & Galaxies © 2006, TESCCC The content of this multimedia presentation is intended for use by TESCCC subscribers for intra-district professional development.
The Universe… …is space and everything in it.. Galaxies A galaxy is a cluster of stars, gas, and dust that are held together by gravity. There are three.
Studying the Lives of Stars Stars don’t last forever Each star is born, goes through its life cycle, and eventually die.
The Universe… …is space and everything in it.
Get out your journals
A star is born…
