the start. New moon given an unreal 1% intensity "Ambient light" to show motion in all phases. View assumed from the center of the earth. (Geometrically
laws of motion: as an object orbits the Sun it sweeps out equal areas in equal intervals of time.<br> <br> An object (not shown) is in orbit around the
the motion of the uncertainty region of 2007 WD5 as it approaches Mars. The thin white line is the orbit of Mars. The blue line traces the motion of the