美国科学60秒 SSS 2013-01-08

This is Scientific American 60 second Science, I am Karen Hopkin, this will just take a minute. There are in fact 100 billion galaxies, each of which contains something like a 100 billion stars. Well, Carl Sagan would have loved to get the latest est

VOA慢速英语20060905b

SCIENCE IN THE NEWS - Criticism Weighs Heavy on New Solar System With Pluto as a 'Dwarf Planet'By Mario Ritter and produced by Brianna Blake Broadcast: Tuesday, September 05, 2006 VOICE ONE: This is S

VOA慢速英语2015 美国黎明号航天器,接近矮行星

NASA Spacecraft, Dawn, Close to Reaching a 'Dwarf Planet' 美国黎明号航天器,接近矮行星 An American spacecraft is moving closer to a dwarf planet called Ceres. The American space agencys Dawn spacecraft is set to reach the planet-like obje

Possible Earth-Like Planet Next Door?

Possible Earth-Like Planet Next Door? Scientists say they discovered an Earth-like planet orbiting the star closest to our planet other than the Sun. It is the closest planet ever found outside our solar system that could support life as we know it.

VOA双语新闻：11、曙光号飞船驶近谷神星

曙光号飞船驶近谷神星 NASAs Dawn spacecraft is set to reach the dwarf planet Ceres in March and begin gathering clues about whether the icy body may have once had conditions conducive to supporting life. 美国航天（NASA）的曙光号（

60秒科学:Why Dwarf Galaxies Lack Star Power

Why Dwarf Galaxies Lack Star Power In a study in the journal Nature, researchers show that the relative lack of star density in dwarf galaxies need not conflict with standard cosmological models if you include the blast effects of supernovae. Karen H

VOA慢速英语--NASA称新发现的行星或拥有生命形式

For the first time ever, astronomers have discovered a system of seven Earth-sized planets orbiting around a single star. The finding was announced Wednesday by officials from NASA the U.S. space agency and other research team members. The discovery

VOA慢速英语2017 新发现的太阳系与我们的太阳系相匹配

Newly Discovered Solar System Matches Our Own The American space agency NASA and the technology company Google have identified an eighth planet in a faraway solar system. 美国宇航局和谷歌科技公司已经发现了一个遥远的类太阳系中

VOA慢速英语--美国航天局扩大搜寻能居住的遥远行星

US Space Agency Expands Search for Distant Planets Able to Support Life The search for worlds orbiting distant stars will intensify in the coming weeks when the American space agency NASA launches a spacecraft. Scientists hope the spacecraft will enl

SSS 2009-01-06

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. If we want to learn more about our planet and other planets in the universe, we can get some help from stars that are long dead and gone. Thats what U.

天方夜谭英文故事：The Dwarf with a Long Beard

Once upon a time in Arabia there ruled a Sultan. He had a son. His name was Arfan. One of the courtiers was a witch. She hated the prince Arfan. So she poisoned the mind of the Sultan against his son. She said, You will be over powered by your son pr

科学家发现8个或有生命存在的行星

Eight new planets have been discovered in the 'Goldilocks' zone of their stars, orbiting at a distance where oceans and life could exist. 科学家已经发现了8个新的可能有海洋和生命的行星。它们位于这些行星的恒星的适居带

New Horizons Space Probe Gets Mission Extension

New Horizons Space Probe Gets Mission Extension The U.S. space agency has announced it is extending the mission of the New Horizons spacecraft. New Horizons is a spacecraft without a human crew. It was the first spacecraft to visit the dwarf planet P

2006年VOA标准英语-US Launches Decade-Long Mission to Pluto

By David McAlary Washington 19 January 2006 The United States has launched the first spacecraft to the distant, icy planet Pluto. The distance from Earth is so great the journey will take nine years f

VOA标准英语2015--“黎明”号探测器成功将接近“谷神星”轨道

Dawn Spacecraft Nears Rendezvous With Dwarf Planet Ceres 黎明号探测器成功将接近谷神星轨道 LOS ANGELES NASAs Dawn spacecraft is set to reach the dwarf planet Ceres in March and begin gathering clues about whether the icy body may have

纯正英语一分钟-planets

How did all the planets get there? How is it only our planet has life? Will we ever travel to other planets? These are questions I often think about. I think our planet is the best. It looks so beautiful from space with its mixture of blue and green.

听一分钟英文：Planets-星球

How did all the planets get there? How is it only our planet has life? Will we ever travel to other planets? These are questions I often think about. I think our planet is the best. It looks so beautiful from space with its mixture of blue and green.

2006年VOA标准英语-New Planet Discovered Around Distant Star

By Paul Sisco Washington, DC 15 September 2006 watch New Planet report Scientists in Washington D.C. have announced the discovery of a new planet. It is the largest planet ever seen from Earth. New planet, HAT-P-1 It is just weeks since Pluto was re

美国发现3个新地球:全都在水瓶座

For centuries it has been one of the most vexing mysteries for mankind: are we, the seven billion inhabitants of this wondrous [en]blue planet really alone, or is there life somewhere out there in the universe? 数百年来，人类一直为一个最大

VOA标准英语2010年-Five New Planets Discovered by NASA's

Artist's conception of the Kepler spacecraft, launched in 2008 to identify planets orbiting distant stars Related Links Kepler The planets we found are all hotter than molten lava. ... Looking at them might be like looking at a blast furnace. Scienti