
Federica Spoto
Astronomer
1
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Aug 1, 2026
237: Why does an asteroid hit the Earth? And why so big?
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Federica SpotoGUEST
I am the project scientist at the Minor Planet Center at the Center for Astrophysics, which is part of Harvard and Smithsonian.

Federica SpotoGUEST
It was very nice, and it w- it is a very good question, so let me start digging into it.

Federica SpotoGUEST
We need a little bit of background because the idea is, like, what are asteroids? Like, why do we care? And so they are, like, a rocky leftover, uh, when the planets formed.
6 MINS LATER

Carrie NugentHOST
Can you talk about asteroids that have special cases that mean that their paths are a little bit more tricky to predict?