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Space Station Glossary S
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F G
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L M
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Saturn:
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The sixth planet in the solar system, well-known
for its obvious ring structure. Saturn is
approximately ten times the Earth’s
distance from the Sun. The planet completes
a route around the Sun in about 30 Earth years.
Saturn is the second biggest and the least
dense planet in our solar system. The planet
has additional than 21 moons, including Titan,
the second biggest known moon in our solar
system.
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Solar Eclipse:
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A phenomenon in which the Moon’s disk
pass in front of the Sun, congestion sunlight.
A total eclipse occurs when the Moon entirely
obscures the Sun’s disk, leaving only
the solar corona visible. A solar eclipse
can only occur during a new phase of the Moon.
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Space-time:
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The four-dimensional organize system (three
dimensions of space and one of time) in which
physical events are located.
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Star:
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A vast ball of gas held together by gravity.
The central core of a star is exceptionally
hot and produces energy. Some of this energy
is free of charge as visible light that makes
the star glow. Stars come in unlike sizes,
colors, and temperatures. Our Sun, the middle
of our solar system, is a yellow star of average
temperature and size.
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Sun:
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The star at the center of our solar system.
A standard star in terms of size and mass,
the Sun is a yellow dwarf of phantom type
G2. It is about 5 billion years old, contains
2 * 1030 kilograms of substance, and has a
diameter more than 100 times that of Earth.
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