From Earth, Mercury is difficult to see because it is so close to the Sun. The Sun’s light obscures it from our view. Sky watchers are most likely to glimpse Mercury in the spring right after the Sun sets or in the fall just before dawn. The Rocky Planets – Venus Venus is the planet … Read more
These early missions searched for life, past or present, and for evidence of liquid water or ice. Without water, life cannot exist. Long ago, Mars may have had huge oceans and a dense atmosphere. But, sometime in the last three billion years, the climate changed dramatically. Mars would have lost most of its air and … Read more
The Solar System is based around the Sun, our nearest star, at the center. It is comprised of nine planets that go around, or orbit, the Sun. They are (listed in order from nearest to theSun) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto. All of these planets, except for Mercury and Venus, … Read more
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