《世紀彗星HD》劇情介紹：
CometISONcouldwellbethebrightestandmostspectacularcometforageneration.ItshouldappearabovetheeasternhorizonfromDecember2013asagloriousstreakacrossthesky.ISONhasbeentravellingtowardsthesunfortenthousandyearsandwillmakeonlyoneorbitthroughitscoronabeforedisappearingoffintotheoutersolarsystem.Butaswellasprovidingagreat...
