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The larger story is, why do we want to ram the little buddy of a binary asteroid?

What do we want to learn about this? Redirection? Is that real or is that Hollywood?

And my understanding is that this is about near-Earth objects and planetary defense.

It sounds like a science fiction movie.

But if I read the statistics on the site and translate from meters to English feet,

there are lots of asteroids out there that are smaller than 140 meters, that are 140 feet.

140 meters. And we've only tracked about 40 percent of them.

Where are the others, Andy? And what are we going to do about them?

Because that would be a very bad day in Paris.

Yeah, so the Earth is hit by material all the time.

At any time you go out in your backyard and you see a shooting star,

that's really a little bit of an asteroid or a comet that's hitting the Earth.

It's only about the size of a sand grain. Those happen all the time.

Things the size of five or six miles across, that's the size that wiped out the dinosaurs.

When that impacted, we know where all of those are.

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