The nice thing about asteroids is that once you’ve found them, and once you have a good solid orbit on them, you can predict a hundred years ahead of time whether there is a likelihood of an impact with Earth.
– Rusty Schweickart
The nice thing about asteroids is that once you’ve found them, and once you have a good solid orbit on them, you can predict a hundred years ahead of time whether there is a likelihood of an impact with Earth.
– Rusty Schweickart