The MPC is hard-pressed to keep up with the tide of incoming data, especially with a volume of main-belt asteroid observations 100 times as great as that for NEOs.

MPC必须及时处理不断涌入的资料，尤其是来自主小行星带的小行星，观测资料量为近地物体的100倍以上。

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Recently, scientist have also discovered comets in the main asteroid belt -these main-belt comets might be a key source of water for the inner terrestrial planets.

最近，科学家在主小行星带中也发现了一些彗星——这些主带彗星可能是类地内行星上水的关键来源。

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The object, known as P/2010 A2, was circling about 90 million miles from Earth inthe main asteroid belt between Mars and Jupiter when it was spotted bythe Hubble Space Telescope

哈勃望远镜锁定P/2010 A2时，这个物体正在距地球约九千万英里的火星和木星之间主要小行星带盘旋。

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The inner main-belt asteroid 5806 Archieroy was named after Professor Roy shortly after its discovery in 1986.

BBC: Academic and writer Archie E Roy dies aged 88

Critically, the Baptistina family of asteroids - those that were formed when the larger asteroid destructively entered the main belt - were only formed around 80 million years ago.

BBC: Asteroid thought to kill dinosaurs may not be guilty

Although downward-looking diagrams of the Main Asteroid Belt make it look incredibly dense, the region has significant gaps, clumps and clusters.

FORBES: Main Asteroid Belt No Remnant Of Exploded Planet