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Science: Astronomy Facts

Mars appears ____ due to iron oxide dust covering its surface. astronomical
During a ____ eclipse the Earth casts a shadow on the Moon. blue
The distance between the Earth and Sun is one ____ unit. dwarf
Eris, Pluto, Haumea, Makemake, and Ceres are ____ planets. elliptical
Mercury, Venus, Earth, and Mars are ____ (rocky) planets. lunar
Uranus and Neptune appear ____ due to atmospheric methane. red
The shapes of the planetary orbits are ____. spiral
The Milky Way is a ____ galaxy with a black hole in the center. terrestrial