Near-Earth asteroid - space rock damaged buildings and crashed into Russian lake.

近地小行星——空间岩石毁坏建筑并撞入俄罗斯湖里。

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The object, called P/2010 A2, was discovered by the Lincoln Near-Earth Asteroid Research (LINEAR) sky survey on Jan. 6.

这个被称为P/2010 A2的项目，由林肯近地行星研究室发现，并被写进1月6日的天文观测报告里。

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The best way in which to connect these anchors will be the second aspect of a near-Earth asteroid mission addressed by NEEMO 15.

最好的方式来连接这些锚将是一个近地小行星使命NEEMO 15解决第二个方面。

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The meteor strike happened on the same day that near-Earth asteroid 2012 DA14 will make a close flyby of Earth.

FORBES: Meteor Strikes Russia While Asteroid Misses Earth

For example, the robotic mission would help develop the precision flying techniques demanded by a manned mission to a near-Earth asteroid.

MSN: NASA might lasso an asteroid and drag it to orbit near moon

Binzel recently created a 10-point scale for estimating the threat of a near-Earth asteroid, with zero indicating no chance of an Earth impact and 10 indicating a certain Earth impact with severe, global damage.

CNN: Scientists reduce odds of Earth-asteroid collision