Planets around metal-poor stars

The discovery of about 700 extrasolar planets, so far, has lead to the first statistics concerning extrasolar planets. The presence of giant planets seems to depend on stellar...截至目前，人类已发现约700颗系外行星（extrasolar planets），该发现催生了首份针对系外行星的统计研究成果。巨行星的存在似乎与恒星……密切相关。