赛丁泉彗星近距离飞越火星
发布时间：2019-06-22 17:56
【摘要】：正2014年10月19日,在一次罕见的宇宙亲密接触中,赛丁泉彗星以139 500 km的距离(仅为地球到月球距离的1/3)嗖地飞越了火星。大约100分钟之后,由彗星喷发的尘埃云也包围了这颗红色的星球并在之后离去,而位于火星轨道上的人造探测器"们"则安然无恙。赛丁泉彗星如今正为了完成它的终极之旅而向着太阳飞奔,来自后者的引力无情地将其从太阳系
[Abstract]:On Oct. 19, 2014, in a rare close contact with the universe, Comet Sedingquan flew over Mars at a distance of 139500 km (just 1: 3 from Earth to the moon). About 100 minutes later, dust clouds erupted by comets also surrounded the red planet and left later, while man-made probes in Mars orbit were safe and sound. Comet Sedingquan is now galloping towards the sun in order to complete its ultimate journey, from which gravity mercilessly removes it from the solar system
【分类号】：P185.81
本文编号：2504826
[Abstract]:On Oct. 19, 2014, in a rare close contact with the universe, Comet Sedingquan flew over Mars at a distance of 139500 km (just 1: 3 from Earth to the moon). About 100 minutes later, dust clouds erupted by comets also surrounded the red planet and left later, while man-made probes in Mars orbit were safe and sound. Comet Sedingquan is now galloping towards the sun in order to complete its ultimate journey, from which gravity mercilessly removes it from the solar system
【分类号】：P185.81
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本文编号：2504826
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