Friday, January 23 2009 Newton thought, ellipses
Wednesday, February 4 2009 KE and PE for ellipses
Monday, February 9 2009 Hohmann, n-body
Wednesday, February 11 2009 asteroids, resonances
Wednesday, February 18 2009 meteors, impacts
Monday, February 23 2009 NEAs, LSST
Wednesday, February 25 2009 binary asteroids (.ppt)
2-9 March 2009 KBO (.ppt) (not much about comets - nothing specific Halley)
11 March 2009 asteroids
Monday, March 23 2009 zodiacal light, asteroid spin
Monday, March 30 2009 asteroid colors , spectrum
Wednesday, April 1 2009 atmospheric pressure, temperature structure
Monday, April 6 2009 carbion dioxide, earthquakes
Wednesday, April 8 2009 Earth model
Wednesday, April 15 2009 tides
Monday, April 20 2009 Venus
Wednesday, April 29 2009 KBOs, Mercury
Monday, 4 May 2009 Mars
Wednesday, 6 May 2009 Jupiter , Io, Europa, Saturn, Titan