Whether a sixth is lurking around 55 Cancri a, only time (and Fourier) will tell.

围绕恒星“55 Cancri a”运行的是否还会有第六颗行星？只有时间(与傅立叶)可以告诉我们。

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Every month for the past 18 years, he has tuned in to the signal coming from 55 Cancri A. Gradually, the separate sine waves have become visible.

在过去十八年的每个月中，马西博士都会接受恒星“55 Cancri A”发出的讯号。 逐渐地，“正弦波”曲线出现明显的分离。

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We've been observing a sunlike star called 55 Cancri, star 55 in the constellation Cancer, for 19 years, and we watch the wobble of this star as it's yanked on by the planets orbiting it.

“我们19年来一直观察一颗类似于太阳的恒星，叫做“巨蟹55”，是巨蟹座中的55号恒星，我们也注意到当这颗恒星被围绕它运行的行星(引力)拖拽过去的时候会摇摆。”

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Belonging to a class of worlds known as diamond planets, 55 Cancri e is thought to be rich in the element carbon, which can exist in a variety of structural forms such as graphite (the material used as pencil lead), graphene, or diamond.

BBC: Oddballs: The strange worlds beyond our Solar System