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2010年1月14日星期四

神秘'小行星'今天'從地球擦身而過

神秘'小行星'今天從地球擦身而過
Mystery ‘Asteroid’ To Whiz By Earth Today

2010 January 13
The object, called 2010 AL30, is set to pass within 76,000 miles (122,000km) of the Earth, or just a third of the distance out to the moon, around lunchtime on Wednesday.
該物被稱為2010年AL30,在週三大約在中午時分,被定位在地球七萬六千英里(122,000公里)內經過,剛只是去月球距離的三分之一。

Nasa said it was more likely to be a tiny asteroid, one of approximately 2 million such objects in near-Earth space such as this one pictured. Photo: GETTY
This orbital diagram depicts the trajectory of the asteroid (in blue) during its flyby of Earth. Photo: NASA

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