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外星人真的存在吗? PowerPoint PPT Presentation


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外星人真的存在吗?. 宋华刚 09913689028 [email protected] 中国科学院新疆天文台 新疆天文学会. 是一部讲述从外星来到朝鲜时代的神秘男人都敏俊就此生活至 400 年后的现代,在和身为国民顶级女演员的千颂伊陷入爱情的过程中,不同星球的两人消除彼此之间的误解,克服危险追寻真爱的浪漫爱情喜剧。. 但外星人真的能来到地球吗?他们能与地球人谈恋爱吗?. 目 录. 一、从 UFO 说起 二、外星人真的存在吗? 三、寻找外星人. 你们有发现过UFO吗?. 现实生活中随处可见的UFO.

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外星人真的存在吗?

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09913689028 [email protected]


400


UFO


  • UFO


UFO


1. UFO (Unidentified Flying Object):

UFO

1947624..,,C-46.,.3500,.,,,. ,,1900, .

2.


5%

3.UFO

UFO

UFO12600UFO

UFO

IFOIdentified Flying Object

5%UFO


1();2();

3(,);

4(, );(, ),

5().6:UFO,.UFO,UFO.


1m-1.3m,

1947UFO


E. T.

YES

NO










  • 51


  • 1947


  • 19881251



  • E.TUFO


  • 2012

  • 2012

  • 20121221

  • 2012

  • 2012


1


4635



11 35


2

200 K373 K


0.56 AU 1.95 AU (0.72 AU)(1 AU)(1.52 AU)

427

1AU=1.49598108 km





19909






109


(Titan) Miller-Urey


(1)

(2) 2013

(3)


3 E.T.

E.T.GK


E.T.

OB1%

AF1%

G4%

K10%

M70%

10%


3000


10


1000-2000


E.T.

1024

1961Frank Drake



E.T.

E.T.


E.T.

  • 3

    SETI: 1960

    METI:197411163053

    101112


1 SETI

Search for Extra-Terrestrial Intelligence

SETI330SETI21OH18(Water-hole) HOHH2O

(all sky survey)

(target search)


SETI

1960Frank DrakeProject OZMASETI Project Phoenix Project Phoenix 1995200Green Bank1996-1998 80Project PhoenixArecibo SETI


2009-3-7


FAST

Five-hundred-meter Aperture Spherical Radio Telescope

20072014


2 METI

Message to the Extra-Terrestrial Intelligence

1974AreciboM131679 bytesM13M13


METI

???

Martin Ryle


200825NASA50

200884RDFBebo

METIEarth Call.

E.T.,

E.T,


3.

  • (1972)(Pioneer 10 & 11)


  • (Voyager 1 & 2)


  • 4.3

  • 7


-

  • -

    - -

    20031015 -5

    11.2 /

    16.7/

    3/



  • -

    250

  • 1969721


  • 6000


  • 1.52AU1AU=1.5687243935.244


(1)

  • 20236

  • 30

  • !!!


3Q!


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