外星人和人类的太空探索课件

telescopes, collections or arrays of radio
telescopes ,sensitive radio detectors, advanced
computers for processing received data . Radio
astronomy has in the last decade opened a new window
terrestrials ,outter space culture and many other exciting things . There
are a lot of witnesses around the world ,affirming that they chanced to
have seen some strange things in the sky .
Extraterrestrials
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UF
UFO
O
,
.Although the technics of the human beings are developing all the time ,
we still got so many unsolved problems. Among all of this puzzles , UFO
on the physical universe.
• It may also, if we are wise enough to make the effort, cast a profound light on the biological universe.
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The human’s exploration
•
In the last few years----in one-millionth the lifetime
of our species on this planet----we have achieved an
extraordinary technological capability which enables us
• According to the latest scientific research ,there are about 1 million planets may have extraterrestrial life in the Milky Way galaxy .But life is made up of water ， oxygen and various chemical element form .So only 250 planets can achieve those conditions .If they are evenly distributed in the Milky Way galaxy ,the nearest from us is also 4600 light-years .But don’t lose heart ,there are about 10 billion galaxies like the Milky Way galaxy in the
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A video about UFO
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Do you think the world really have aliens
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let’s have a look
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Let’s see some statistics
whole universe .
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The Quest for Extraterrestrial
• Through all of our history we have pondered the stars and muse whether humanity is unique or if somewhere else in the dark of the night sky, there are other beings who contemplate and wonder as we do. Somewhere else there might be very exotic biologies
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to seek out unimaginably distant civily are no more advanced than we. That capability is
called radio astronomy and involves single radio
and technologies and societies . We are a little lonely and we ponder the ultimate significance of our tiny but exquisite blue planet . The search for extraterrestrial intelligence is the search for a generally acceptable cosmic context for the human species. In the deepest sense, the search for extraterrestrial intelligence is a search for ourselves