Stellar Evolution II. The Upper End of the Main Sequence: How massive can a star get? Larger clouds of gas (GMCs) tend to fragment into smaller ones before.
Stellar Evolution What is the fate of the sun and other stars??
Life Cycle of a Star. Stage 1 Protostars Protostars Huge clouds of gas (hydrogen) in which stars are made. Many thousands of times bigger than our.
The Life Cycles of Stars Dr. Jim Lochner, NASA/GSFC.
Life Cycle of a Star Waves, Atoms and Space. Stage 1 Protostars.
Life Cycle of Stars. What is a star? A ball of gas that makes light. A luminous celestial body, made up of plasma, forming a sphere. The Sun is one of.
1st Step: –Stars form from nebulas Regions of concentrated dust and gas –Gas and dust begin to collide, contract and heat up All due to gravity.
Lives of Stars. A star is born… All stars begin their lives as NEBULAS, large clouds of gas and dust spread out in an immense volume. A STAR, on the.
YELLOW DWARFS Color: Appear yellow Gases Burned: Fuse H, He to generate into light Size : Small 80-100% mass of the sun Surface Temperature: 5300-6000.
Life Cycle of a Star Based on Mass of Star. All Stars – Stage 1-Nebula Gravity main force, pulls cloud INWARD. Temperature = INCREASES Gravity based on.
Astronomy Unit Review 1. Read the question 2. Write your answer on the white board 3. Write ONLY the answer.
The Lives of Stars Chapter 12. Life on Main-Sequence Zero-Age Main Sequence (ZAMS) –main sequence location where stars are born Bottom/left edge of main.