Of course, a lot can happen to an errant space rock in 172 years, hence the odds of one-in-a-thousand.
的确，在今后172年中，这种在太空中漫游的巨石的去向有各种可能，其撞击地球的概率为千分之一。
With proper research and financing, he noted, it should be possible to divert a space rock and avoid disaster.
他提出，通过适当的研究和适度的财政投入，应该有可能使太空岩石转向，避免灾难的发生。
Our planet's risk of being hit by a dangerous outer space rock may be smaller than scientists previously thought.
我们这颗星球被太空小行星(陨石)击中的危险可能比科学家以前估计的更小一些。
What it does do is make the case that Earth was hit by an asteroid shower around 65 million years ago, rather than a single space rock.
造成这场全球灾难的真正原因是，大约6,500万年前，一群小行星——而不是一颗孤立的天体——密集地撞击了地球。
After further observations, the threat of an Apophis impact was lowered, and now the chance of the 270 meter space rock hitting us in 2029 is zero.
但是据进一步的观察，阿波菲斯小行星撞击地球的威胁程度评估被降低，现在的预测，这颗直径为270米的空间岩石在2029年撞击地球的可能性为零。
Can you imagine what would happen if Earth collided with a huge space rock?
你能够想像地球如果撞上太空中的一颗巨大石块会怎么样吗？
It is a space rock captured and now held in orbit by the gravity force of Mars.
它只是星际空间的一块岩体，受火星引力作用而被吸引住，并沿着轨道环绕火星运动。
He was sure he had captured a fireball as a piece of space rock struck the moon with great energy.
他很肯定，当某块星际岩石猛裂撞击月球表面时，他抓拍到了撞击产生的火球。
The space rock, estimated to be about 400 meters across, coasted by just inside the orbit of Earth's Moon.
这块太空石头的大小估计有400米，刚好自月球绕地球轨道内滑过。
A newly discovered hunk of space rock has a 1 in 75 chance of slamming into the Red Planet on Jan. 30, scientists said Thursday.
科学家们在星期四说，一大块新发现的太空岩石有1/75的几率将在1月30日撞击火星。
A large space rock may have exploded over Antarctica thousands of years ago, showering a large area with debris, according to new research.
一项新研究显示，数千年前，一大块太空岩石可能在南极洲上空爆炸，碎片散落在一大片区域。
The seismic action of blasting results in the part or whole collapsing of inter-space rock in all probability, which will influence the stability of surrounding rock.
由于爆破地震作用，很可能造成两隧道间岩柱的局部或整体垮塌，进而影响隧道围岩的稳定。
Space Rock, Neo-Psychedelia, Alternative.
太空摇滚，新迷幻，另类。
Space Rock, Neo-Psychedelia, Alternative.
太空摇滚，新迷幻，另类。
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