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It will also help with the search for extrasolar planets .

它也能对寻找太阳系外的行星提供帮助。

Also , recent searches for extrasolar planets have concluded that planets are not rare .

另外，近期对太阳系外行星的研究结论表示，行星数量并不算少。

Scientists found that the quality of the smallest extrasolar planets .

科学家发现质量最小太阳系外行星。

The jupiter-size extrasolar planet , hd 189733b , being eclipsed by its parent star .

木星大小的太阳系外行星hd189733b由其母星所掩盖。

As of 2007 , three extrasolar planets have been confirmed in orbit around this pulsar .

直至2007年，在这颗脉冲星周围轨道上已有三颗系外行星被确认。