宇宙英文幻灯片.ppt

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1、宇宙全景图Universe panoramaThe universe is mysterious,and it is full of temptation.It is made up of time and space.Accordingtodifferentuniversalmodel.Scientistsestimate(估计)thattheuniversesageisbetweentenbillionandsixteenbillionAccording to the big bang model（宇宙大爆炸）（宇宙大爆炸）to calculate the universe,the uni

2、verse is about 13.7 billion years in age.There are many galaxies（星系）（星系）in the universe.Including the Milky Way galaxy（银河系）（银河系）and the river（河外星系）（河外星系）河外星系Outside the galaxy河外星系河外星系Milky Way galaxy银河系河外星系河外星系 虫洞Thefollowingareafewofthemagicalthings黑洞A black hole is a strong gravity of objects.And

3、it cant have been engulfing material.（黑洞是一种引力极强的天体，它并不是一直吞噬物质它并不是一直吞噬物质.）Atthesametime,theblackholereleasestheprotonsandtherays。同时，黑洞也向外释放质子和射线According to the latest superstring theory（超弦理论）（超弦理论）.Our universe is eleven dimensional（维）（维）十一维空间十一维空间三维空间三维空间暗物质Dark matter refers to those who own not e

4、mit electromagnetic radiation,andalso notinteractwiththeelectromagneticmaterial暗物质是指那些自身不发射电磁辐射，暗物质是指那些自身不发射电磁辐射，也不与电磁波相互作用的一种物质也不与电磁波相互作用的一种物质暗物质People currently only through the gravitational effect of the universe learn that there is a amount of dark matter exists.人们目前只能通过引力产生的效应得知人们目前只能通过引力产生的效应

5、得知宇宙中有大量暗物质的存在。宇宙中有大量暗物质的存在。Therearefundamentalparticlesintheuniverse宇宙中存在着基本粒子。theyconsistofthebasicmaterialminimumunit.它们是构成物质的最小最基本的单位At present people have found 1 billion Outside the galaxies.Taurus the crab nebula金牛座蟹状星云Cygnusopenclusters天鹅座疏散星团人马座礁湖星云The Andromeda nebula仙女座星云猎犬座球状星团Canesvorte

6、xNebula猎犬座旋涡星云The Milky Way（银河系）（银河系）we live in is only a small part of the universe.It has one hundred and twenty billion stars and a large number of nebula(星云星云).It is the center of the Milky Way galaxy about 25000 light years awayThesolarsystem（太阳系）istheonlyknownexistenceoflifeintheMilkyWaygalaxy

7、.Ithaseightplanets.金星：Venus地球：Earth火星：Mars木星：Jupiter土星：Saturn天王星：Uranus海王星：Neptune太阳系Jupiter（木星）isthelargestplanetinoursolarsystem.木星Jupiter（木星）isthelargestplanetinoursolarsystem.it has sixty-three satellitesJupiter itself also releases energy,and it may become a star in billions of years laterThis

8、is our beautiful earthsupernova超新星Planetary system is the most basic Planetary system is the most basic of universeof universe。There are eight planets There are eight planets in the solar system.Planets have the in the solar system.Planets have the satellite,a satellite of the Earth:the satellite,a

9、satellite of the Earth:the Moon,there are other planets Moon,there are other planets outside our solar system.outside our solar system.行星是组成宇宙的最基本系统行星是组成宇宙的最基本系统.太阳系中共有八大行星太阳系中共有八大行星,行星都有行星都有卫星绕其运转卫星绕其运转,地球有一个卫星地球有一个卫星:月月球球,有证据表明有证据表明,太阳系外也存在其太阳系外也存在其他行星系统他行星系统.PlanetPlanetStars like the Sun is itse

10、lf able to emit light and heat the planet.We have more than 100 billion stars within the Milky Way Galaxy.If even thousands of stars together to form a star,this is the cluster（星团）.They found that more than 1000 such clusters in the Milky Way Galaxy.恒星就是像太阳一样本身能恒星就是像太阳一样本身能发光发热的星球发光发热的星球.我们银河系我们银河系内

11、就有内就有10001000多亿颗恒星多亿颗恒星.如果如果成千上万颗星聚在一起成千上万颗星聚在一起,形成形成一团星一团星,这就是星团这就是星团.银河系银河系里就发现里就发现10001000多个这样的星团多个这样的星团.Stars太阳系就是我们太阳系就是我们现在所在的恒星现在所在的恒星系统系统.它是以太它是以太阳为中心阳为中心,8,8颗行颗行星，至少星，至少165165颗已颗已知的卫星知的卫星,和数以和数以亿计的太阳系小亿计的太阳系小天体天体.Solar SystemSolar SystemSolar System is that we are Solar System is that we ar

12、e the stars in our solar system.the stars in our solar system.It is centered on the Sun,and It is centered on the Sun,and 8 Planet at least 165 known 8 Planet at least 165 known moons,and billions of solar moons,and billions of solar system small body.system small body.MercuryVenusEarthMarsJupiterSa

13、turnUranusNeptune银河系是太阳系所在的恒星系银河系是太阳系所在的恒星系统统,包括一千二百亿颗恒星和大包括一千二百亿颗恒星和大量的星团、星云量的星团、星云.它的直径约它的直径约为为100,000100,000多光年多光年,中心厚度约中心厚度约为为12,00012,000光年光年 The Milky WayThe Milky WayThe Milky Way Galaxy is the The Milky Way Galaxy is the Galaxy star system where the Galaxy star system where the solar system,

14、including 120 solar system,including 120 billion stars and plenty of star billion stars and plenty of star clusters,Its more than 100,000 clusters,Its more than 100,000 light years in diameterlight years in diameter（直径）（直径）,Center thickness of about Center thickness of about 12,000 light years12,000

15、 light years.Galaxies,is the stars in the universe“Galaxies,is the stars in the universe“island”,it is one of the largest and island”,it is one of the largest and most beautiful celestial systemmost beautiful celestial system（天体（天体系统系统)in the universe.To date,about in the universe.To date,about 100

16、billion galaxies have been 100 billion galaxies have been observed in the universe.Some of observed in the universe.Some of them we have close,some very far them we have close,some very far away,the furthest galaxy known away,the furthest galaxy known today almost 15 billion light years today almost

17、 15 billion light years away from us.away from us.星系星系,是宇宙中庞大的星星的是宇宙中庞大的星星的 岛屿岛屿,它也是宇宙中最大、最美丽的它也是宇宙中最大、最美丽的天体系统之一天体系统之一.到目前为止到目前为止,人们已在宇宙观测到了约一千亿个星系人们已在宇宙观测到了约一千亿个星系.它们中有的离我们较近它们中有的离我们较近,有的非常遥远有的非常遥远,目前所知最远的星系离我们有目前所知最远的星系离我们有将近一百五十亿光年将近一百五十亿光年.GalaxiesGalaxiesSpaceSpace there is a difference betwee

18、n the there is a difference between the universeuniverse,the universe contains a,the universe contains a space.we are living in universespace.we are living in universe :The:The universe included all the planets,the universe included all the planets,the milky way,even we are all part of the milky way

19、,even we are all part of the universe.The world we live in,there is no universe.The world we live in,there is no question of living in space:Our Earths question of living in space:Our Earths land,oceans,air,these are not part of land,oceans,air,these are not part of the space,but Earth,you can basically the space,but Earth,you can basically say that all the planets,stars,plus the say that all the planets,stars,plus the sum of the space,it means the universe.sum of the space,it means the universe.