• 天文学家揭开猫掌星云呈红色之谜

    10-04-22 Towards the heart of the Milky Way, 5500 light-years from Earth in the constellation(星座,荟萃) of Scorpius (the Scorpion), the Cat's Paw Nebula stretches across 50 light-years. In visible light, gas and dust are illuminated(照明,启发) by hot...

  • 普朗克卫星拍摄到巨大寒冷尘埃的细丝状图片

    10-03-18 Giant filaments(花丝,灯丝) of cold dust stretching through our Galaxy are revealed in a new image from ESA's Planck satellite. Analysing these structures could help to determine the forces that shape our Galaxy and trigger star formation. Planck...

  • “恃强凌弱”的星系

    10-03-05 Located half a billion light-years from Earth, ESO 306-17, is a large, bright elliptical galaxy(椭圆星系) in the southern sky of a type known as a fossil group. Astronomers use this term to emphasise the isolated nature of these galaxies. However,...

  • 科学家发现银河系的磁引力规律

    10-01-07 An international research project involving the University of Adelaide has revealed that the magnetic field磁场 in the centre of the Milky Way is at least 10 times stronger than the rest of the Galaxy. The evidence is significant because it gives as...

  • 发现:银河系组成星体的陈迹

    09-11-27 The history of the Milky Way(银河) is encoded in its oldest fragments, globular(球状的) clusters(蔟) and other systems of stars that have witnessed the entire evolution of our galaxy, says Francesco Ferraro, lead author of a paper appearing in...

  • 科学家发现宇宙早期星系

    09-11-09 Astronomers, conducting the broadest survey to date of galaxies from about 800 million years after the Big Bang, have found 22 early galaxies and confirmed the age of one by its characteristic hydrogen signature at 787 million years post Big Bang. T...

  • 物理学家制作出银河系高分辨率全景图

    09-10-30 Cobbling(织物重染,圆石铺砌) together 3000 individual photographs, a physicist has made a new high-resolution panoramic(全景的) image of the full night sky, with the Milky Way galaxy as its centerpiece(中心装饰). Axel Mellinger, a professor at...

  • 银河系的邻居——微小却强硬

    09-10-30 In the new ESO image, Barnard's Galaxy glows beneath a sea of foreground stars in the direction of the constellation(星座,星群) of Sagittarius (the Archer). At the relatively close distance of about 1.6 million light-years, Barnard's Galaxy is a...

  • Galaxy's 'cannibalism' revealed 发现:星系“同类相食”

    09-09-04 The vast Andromeda galaxy appears to have expanded by digesting stars from other galaxies, research has shown. 研究发现,巨大的仙女座星云通过侵蚀其他星系的星体来扩张。 When an international team of scientists mapped Andromeda, they discovered stars...

  • Galaxy's 'cannibalism' revealed 银河系惊现“同类相食”

    09-09-03 The vast Andromeda galaxy appears to have expanded by digesting stars from other galaxies, research has shown. 研究显示,广阔的仙女座星云通过侵蚀其它星系的空间,看起来扩大了。 The Andromeda galaxy is still expanding When an international team of sci...