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Space Station Glossary M
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M
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Mantle:
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The interior region of a terrestrial (rocky)
planet or also other solid body that is under
the crust and above the core.
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Mars:
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The fourth planet in the solar system and
the previous member of the hard, rocky planets
(the inner or terrestrial planets), which
orbit close to the Sun. The planet has a skinny
atmosphere, volcanoes, and numerous valleys.
Mars has two moons: Deimos and Phobos.
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Mercury:
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The neighboring planet to the Sun. The temperature
range on Mercury’s surface is the majority
extreme in the solar system, ranging from
about 400° C (750° F) throughout the
day to about –200° C (–300°
F) at night. Mercury, which looks like Earth’s
moon, has almost no atmosphere, no moons,
and no water.
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Moon:
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A big body orbiting a planet. On Earth’s
only moon, scientists have not detected life,
water, or even oxygen on this heavily cratered
body. The Moon orbits our planet in concerning
28 days.
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