A- astronomy, astroids, atmoshpere, astronomer, aliens, astronaut
B- belt,black hole
C- comet, craters, constellations, core, creators, cresent
D- dwarf planet, discovery, discover,degrees, dwaff star
E- Earth, eclipse,Equator
F-flying saucer, Facts, Full moon
G-gravity, galaxy, gasses, gas giants, great red spot
H-heat, halleys comet, helium, hydrogen, hot Sun, hyperion, Half moon,huge ice chunks,
I- ice chunks
J-Jupiter
K- kilopaksec, Kuiper Belt, kilometers
L-Lunar, location, lunar eclipse
M- meteor, Mercury, Mars, moons, Milky Way, month, meteor showers, meteorites,mars rover, machines, magnesium,
N- Neptune, NASA, Neil Armstrong, New moon,nebula
O-orbit, oxygen
P-Pluto, planet, planet "X", pressure, poisonous gas, poles
Q- quaoar, quarter moon
R- rocks, rotation, rings, Roman god of sea (neptune), rockets
S-solar system, space, Saturn, Sun, stars, sky, satellite, seasons, spin, space ships, space probe, size, space craft, scorpion formation, saucepan formation, solar eclipse,sparal galaxies
T- temperature, telescope, tornato, telescope, tons,titan,triton,tiny meteorites,
U- Uranus, universe, U.F.O
V- Venus
W- weather,
X- x-ray binary star, x-ray burster,
Y- yellow dware
Z- zenith, zeta orionis