24. COMETS

Sofar 34 comets hav been found. In the upper photo the orbits of the comets Shoemaker-Levy and the Great Comet of 1680 is shown.The lower photo shows the comets Shoemaker-Levy (rests), Hale Bopp and Halley's. The last one, visible in 1986, will appear again in 2062.