《世纪彗星》0.0

【世纪彗星】

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 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...