10.10.07 Astronomy notes

10.10.07 Astronomy notes - -Eris (2005): dwarf planet Sent...

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10.10.2007 – Astronomy Solar System - Earth - Sun + moon - Five planets: Mercury, Venus, mars, Jupiter, Saturn - Comets + meteors 17 th century - Four Jovian moons (Galilean) (1609) - Saturn’s rings (1659) 18 th century - Uranus (1758) 19 th century - Ceres (asteroid) (1801) - Asteroid belt - Planetary moons - Neptune (1846) 20 th century - Pluto (1938) - Planetary rings - Kuiper belt 21 st century - Sedna (2003) (Kuiper or Oort Cloud)
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Unformatted text preview: -Eris (2005): dwarf planet Sent satellites to all of the planets (no dwarf planets), some asteroids and comets Landed satellites on moon, venus, mars Landed humans on the moon (14). Semi-major axis Orbital period: observe. Gives you semi-major axis in AU by KIII d=ct 0.6 AU = 3 * 10^5 km/s (300s) Mass: p^2 = 4pi / G(M+m) * a^3 Approx = 4pi / GM * a^3...
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This note was uploaded on 09/24/2009 for the course ASTR 101 taught by Professor Christiansen during the Fall '08 term at UNC.

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