Comet ISON could well be the brightest and most spectacular comet for a generation. It should appear above the eastern horizon from December 2013 as a glorious streak across the skComet ISON could well be the brightest and most spectacular comet for a generation. It should appear above the eastern horizon from December 2013 as a glorious streak across the sky. ISON has been travelling towards the sun for ten thousand years and will make only one orbit through its corona before disappearing off into the outer solar system. But as well as providing a great...详情
凯瑞·克劳利,布里德·布伦南,Eva-Jane Gaffney,肖恩·T·O·米尔莱,Marcus Lamb,阿特·帕金森,Naseen Morgan,Niall Mac Eachmharcaigh,Brid Ní Chumhaill,Christopher Grant,Eoghan Mac Giolla Bhrighde