Eratosthenes
Kepler
Galileo
Copernicus
Mercury
Jupiter
Mars
Venus
Short waves
Long waves
Particles
None of these
Saturn
Pluto
Uranus
Neptune
Mercury and Uranus
Mercury and Venus
Mercury and Mars
Earth and Mercury
24 years
32 years
76 years
84 years
Cancer and Great bear
Orion and Scorpio
Leo and Orion
Scorpio and Cancer
Moon
Earth
Corona
Chromospheres
Lithosphere
Photosphere