Quote:
Originally Posted by Tog_
If we make it out of pure Iron and assume it to be a sphere 10 km in diameter I get 4,120,000,000,000,000 kg.
Well, this site did. I got about 523 for the cubic volume of the asteroid. |
No an astroid moving at 99C and is 4.12*10^15 kg would only produce 8.5*10^24 J.
It wounldn't break the gravity strength, but the damage would be huge.