VOA慢速英语2014 火箭爆炸后美国国家航空航天局面临的问题

Questions for NASA after Rocket Explosion 火箭爆炸后美国国家航空航天局面临的问题 Unmanned Antares rocket is seen exploding seconds after lift off from a commercial launch pad in this still image from NASA video at Wallops Island, V

VOA标准英语2014--维珍宇宙飞船失事引发诸多问题

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Scientists Expect ‘Unexpected’ from Largest Ground-based Telescope

Scientists Expect Unexpected from Largest Ground-based Telescope The mirror of the Hubble Space Telescope that gave the world stunning pictures of deep space is about 4.5 square meters. Compare that with the primary mirror of the James Webb Space Tel

VOA标准英语2015--James Webb Space Telescope Progresses Toward Launch

James Webb Space Telescope Progresses Toward Launch WASHINGTON While the space community is looking back this week to celebrate the 25th anniversary of the launch of the Hubble Space Telescope, workers in an airtight cleanroom at Goddard Space Flight

美国国家公共电台 NPR Some Assembly Required: New Space Telescope Will Take Shape After Launch

Some Assembly Required: New Space Telescope Will Take Shape After Launch play pause stop mute unmute max volume 00:0003:13repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update yo

VOA双语新闻：12、美国火箭爆炸，私营航天产业的挫折

美国火箭爆炸，私营航天产业的挫折 Wednesday's successful launch of a Russian space vehicle taking supplies to the International Space Station was in sharp contrast to the explosion of a private U.S. cargo space craft shortly after it's

新西兰英语 800 A telescope in a plane

An unusual Boeing 747 arrived in Christchurch at the weekend from California. It has a telescope on board. The plane will spend the next three weeks flying the skies of the South Island to study the Milky Way. It is called SOFIA, Stratospheric Observ

Earth and Sky:Galactic Rotation 银河系自转

Galactic Rotation 银河系自转 Astronomers calculate there is ten times more matter in our Milky Way galaxy than we can actually see. Discover how the orbital motions of stars in the galaxy reveal dark matter -- on today's Earth and Sky. JB: I'm Joel

2006年VOA标准英语-Hubble Telescope Repaired

By Paul Sisco Washington, DC 05 July 2006 watch Hubble Repair report A Hubble telescope image of part of the universe Space scientists at the U.S. space agency, NASA, are celebrating the return to action of the Hubble telescope. --------- For more t

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美国私企飞船与空间站对接 WASHINGTON, Jan. 12 (Xinhua) -- A commercial spacecraft, operated by U.S. space company Orbital Sciences Corp., docked with the International Space Station (ISS) on Sunday morning on its first official cargo resup

VOA慢速英语2011--Is NASA’s James Webb Space Telescope a

Technology Report - Is NASAs James Webb Space Telescope a Time Machine? This is the VOA Special English Technology Report. If you could build a time machine, what would it look like? Maybe, it should look like a telescope. American scientists are bui

VOA慢速英语2011--Space Junk Threatens Earth’s Orbital E

SCIENCE IN THE NEWS - Space Junk Threatens Earths Orbital Environment JIM TEDDER: This is SCIENCE IN THE NEWS, in VOA Special English. Im Jim Tedder. KATHERINE COLE: And Im Katherine Cole. Today, we tell about an ever increasing number of objects in

VOA标准英语2012--Global Warming Could Delay Next Ice Age

Global Warming Could Delay Next Ice Age The next ice age could be delayed by tens of thousands of years due to excessive amounts of heat-trapping carbon dioxide in the atmosphere, which disrupts Earths natural cycle of warming and cooling, according

VOA标准英语2014--火箭发射失败 美国私人航天受挫

With Failed Launch, US Private Space Industry Suffers Setback 火箭发射失败 美国私人航天受挫 Wednesday's successful launch of a Russian space vehicle taking supplies to the International Space Station was in sharp contrast to the explosi

2017年CRI China' space telescope set to search for black holes, pulsars

China launches its first X-ray space telescope to observe black holes, pulsars and gamma-ray bursts, via a Long March-4B rocket from Jiuquan Satellite Launch Center in northwest China's Gobi Desert on June 15, 2017. [Photo: thepaper.cn] China launche

2016年CRI World's largest radio telescope ＂can shed first light＂ in exploring universe: astronomers

The Five-hundred-meter wide Aperture Spherical Telescope, or FAST, is now operational in the mountains of Guizhou in southwest China. FAST has been designed to help Chinese researchers better understand our universe, as well as probe the cosmos for e

双语：太空垃圾数量已达“临界点”

The amount of debris orbiting the Earth has reached a tipping point for collisions, which would in turn generate more of the debris that threatens astronauts and satellites, according to a US study released on Thursday。 NASA needs a new strategic p

2006年VOA标准英语-US Shuttle Astronauts Test Orbital Repair Metho

By David McAlary Washington 12 July 2006 Astronaut Mike Fossum (on arm)installs the International Space Station's railcar-like mobile transporter U.S. space shuttle astronauts are on their third spacewalk since Saturday, this time to practice method

美国变焦"隐形眼镜"华丽登场

Implantable 'eye telescope' that magnifies vision by three times approved for use in patients可以三倍变焦的眼中望远镜已被批准医用。 A miniature telescope that is implanted in the eye to solve sight problems has been approved for us

2016年CRI World's largest radio telescope completes installation

The construction of the project was started in 2011 with an investment of 1.2-billion yuan, or about 180 million US dollars. The 500 metre Aperture Spherical Telescope, or FAST, is the size of 30 football fields. It's located in a hollow that was for