A 3D rendering of Jupiter and its moon Ganymede, which at more than 3,000 miles wide is bigger than Mercury.
2024-09-03 517词 中等
According to computer models, the asteroid was most likely 185 miles across and struck at an angle of 60-90 degrees. The impact created an initial crater up to 1,000 miles wide that was partly filled in as rock and dust knocked out by the collision fell back down.
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