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Alpha centauri

By: Megan Devin. Alpha centauri. Fun Facts About Alpha Centauri. Member of the triple star system closest to our sun 3rd brightest star in the sky Apparent visual magnitude = -0.3 Proxima Centauri is the closest star to the sun. Fun Facts (Contd.).

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Alpha centauri

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  1. By: Megan Devin Alpha centauri

  2. Fun Facts About Alpha Centauri • Member of the triple star system closest to our sun • 3rd brightest star in the sky • Apparent visual magnitude = -0.3 • Proxima Centauri is the closest star to the sun

  3. Fun Facts (Contd.) • Alpha Centauri A & B are about as far away from each other as the sun is to Pluto. • They are 4.37 light years away from the Sun. • The star could possibly have its own solar system!! • http://www.space.com/5094-alpha-centauri.html • http://www.glyphweb.com/esky/stars/alphacentauri.html

  4. Where is Alpha Centauri? • 4.37 light-years away from Earth • More than 25.6 trillion miles • More than 276,000 times the distance from the Earth to the sun

  5. Why Don’t We Go Visit? • At a maximum speed of about 17,600 mph, it would take the space shuttle, about 165,000 years to get there. • Information from: http://www.space • .com/5094-alpha-centauri.html

  6. What Type of Star is Alpha Centauri? • Main Sequence star • SAME AS OUR SUN!!

  7. What Color is Alpha Centauri? • Yellow-Orange • SAME AS OUR SUN!! The Sun! Alpha Centauri

  8. Can I See it Tonight in My Telescope? • No, Alpha Centauri is not visible to to observers at a latitude greater than about 25° north. • Information from: http://www.glyphweb.com/ • esky/stars/alphacentauri.html

  9. Is it in Any Constellations? • Yes, Centaurus.

  10. How Big is Alpha Centauri? • 10% bigger than the sun. • A: 1.1 solar masses • B: 0.9 solar mass • C (Proxima Centauri): 0.1 solar mass. • Solar mass: 1.99 x 10^30 kg • Information from: http://www.newton.dep.anl.gov/askasci/ast99/ast99097.htm

  11. Review and Game! • What was my star’s name? • How many stars technically was it? • What star was it like in terms of mass and color? • GAME!!!

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