Star distance - PowerPoint PPT Presentation

OVERVIEW OF ASTRONOMY

OVERVIEW OF ASTRONOMY. JIM KONICHEK. I.Overview of the solar system.(6.2) A. Sun is dominant mass of the solar system 1. 2xl0 33 grams 2. Composed of the same elements found on earth 3. Tremendous pressures and temperatures 4. Contains 99.85% of all the mass of the solar system.

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OVERVIEW OF ASTRONOMY

OVERVIEW OF ASTRONOMY. JIM KONICHEK. I star distance is great- nearest is 250,000 A.U.’s A. chances of collision is minute 1. the A.U. is too small of a unit to express star distance a. use the light year- The distance light can travel in one year( 6 trillion miles)

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Stars

Stars. Stars Star: a massive collection of gases that emits large amounts of light energy. Stars Star: a massive collection of gases that emits large amounts of light energy Proxima Centauri: the closest star from our solar system is 39,900,000,000,000 km away. Stars

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