Of the many comets named for discoverer Robert McNaught, the one cataloged as C/2009 R1 is gracing dawn skies for northern hemisphere observers this month.
许多彗星以罗伯特·麦克诺特命名，其中之一编号为C/2009R1，对于本月北半球的观察者，它正妆点着黎明的天空。
Of the many comets named for discoverer Robert McNaught, the one cataloged as C/2009 R1 is gracing dawn skies for northern hemisphere observers this month.
许多彗星以罗伯特·麦克诺特命名，其中之一编号为C/2009R1，对于本月北半球的观察者，它正妆点着黎明的天空。
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