s*****t
发帖数: 1994 | 1 I guess, currently astronomy has no direct civil
applications. But it does not mean it is not
important.
First, I think we should understand the space environemt
the earth locates. e.g., a small eruption from the Sun
can easily knock down the telecommunication on the Earth.
Some energetic particles from the solar eruption can
easily kill a spacewalk astronaut. So, the `Space Weather'
forecast is important for astronauts and telecommunication.
Second, stars and galaxies provide us a cosmic labora |
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