相比以前所使用的一些根据恒星重力引起的震动来探测行星的方法，凌日探测法可以发现体积小很多的行星。
Transit detection can pick up much smaller planets than previous methods based on gravity-induced wobbles in the stellar parent.
直到观察之前该恒星还是一个高振幅震动器，接着它就谜一般地变成了小振幅震动器。
The star was a high-amplitude pulsator until right before the observing run started, when it mysteriously became a small-amplitude pulsator.
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