PLANETARY SCIENCE Early start for rocky planets

被引:1
|
作者
Fischer, Debra [1 ]
机构
[1] Yale Univ, Dept Astron, New Haven, CT 06511 USA
关键词
DISK;
D O I
10.1038/nature11199
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
The chemical composition of stars that host small planets seems to be more varied than that of large planets. This finding may push back the clock for the start of rocky planets and of life around stars other than the Sun. See Letter p.375
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页码:331 / 332
页数:2
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