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Bitmap Image  |  1995-07-26  |  90.0 KB  |  510x394  |  8-bit (187 colors)  |  [.BMP/BABL]
   ocr: LIFE CYCLES OF STARS CTARS are constantly changing, of matter it contains). Stars with a - but we cannot see these changes mass similar to that of our sun shine because they take place over billions for about 10 billion years. More of years. All stars are formed out of massive stars give off greater amounts clouds of gas and dust, but a star's life ofheat and light but for a shorter span depends on its mass (the amount period - about 10 million years. Ar nebula Alls stars are formed outo ofhuge clouds ofgas and dust called nebulae. BIRTH AND DEATH OF A STAR - - NEBULA PROTOSTAR T.TAURI MAINSEQ ...