• 超新星残骸W44近期发生爆炸

    12-11-15 The aftershock of a stellar explosion rippling through space is captured in this new view of supernova(超新星) remnant W44, which combines far-infrared and X-ray data from ESA's Herschel and XMM-Newton space observatories. W44, located around 10,0...

  • 球状星团NGC6362由新老星体共同组成

    12-11-01 A colourful new view of the globular star cluster(球状星团) NGC 6362 was captured by the Wide Field Imager attached to the MPG/ESO 2.2-metre telescope at the European Southern Observatory's La Silla Observatory in Chile. This new picture, along wi...

  • 宇航员返回地球时血压降低的原因

    12-10-26 When astronauts return to Earth, their altitude isn't the only thing that drops -- their blood pressure does too. This condition, known as orthostatic(直立的) hypotension, occurs in up to half of those astronauts on short-term missions (two weeks...

  • 莎拉•布莱曼将在太空演唱

    12-10-13 英国著名女歌手莎拉布莱曼将以私人游客身份访问国际空间站。届时,她将成为首个在太空放歌的专业音乐人。布莱曼表示太空之旅是我的梦,这个梦终于要成真了。这是目前为止我生命中最让我兴奋的事情。 British singer Sarah Brightman is to travel as a space tourist t...

  • 国际空间站商业化补给飞船升空

    12-10-08 The first commercially contracted re-supply mission to the International Space Station (ISS) has begun. 对国际空间站的首个商业化补给任务已经开始实行。 A Dragon flew a demonstration mission to the space station in May A Falcon rocket carrying a Drago...

  • 时空晶体可使钟永久保持精准走时

    12-09-26 Imagine a clock that will keep perfect time forever, even after the heat-death of the universe. This is the wow factor behind a device known as a space-time crystal, a four-dimensional crystal that has periodic structure in time as well as space. Ho...

  • 美国开展“百年星舰”宇宙探索计划

    12-09-17 A dramatic plan to transport humans beyond the solar system within 100 years today received the backing of former President Bill Clinton. 美国正在开展一项名为百年星舰的宇宙探索计划,希望在百年内能够让人类冲出太阳系,抵达其他遥远的星球。该计划获得了...

  • 准晶体来自地外空间

    12-08-10 Results from an expedition to far eastern Russia that set out to find the origin of naturally occurring quasicrystals(准晶体) have provided convincing evidence that they arrived on Earth from outer space. Writing in IOP Publishing's journal Report...

  • 保护宇航员免于太阳风暴袭击

    12-07-13 Massive explosions on the sun unleash(释放,发动) radiation that could kill astronauts in space. Now, researchers from the U.S. and South Korea have developed a warning system capable of forecasting the radiation from these violent solar storms ne...

  • 欧洲空气中二氧化氮含量降低

    12-07-10 Satellite measurements show that nitrogen dioxide in the lower atmosphere over parts of Europe and the US has fallen over the past decade. More than 15 years of atmospheric observations have revealed trends in air quality. As the world's population...