1. a catalog of government sensor data on meteorite strikes was discovered
2. based on the data, those strikes that could have originate outside of the solar system were gathered
3. one hit in particular appears to be harder than iron based on its speed and loss
Then:
> Despite the government releasing limited data due to national security concerns - he had discovered something groundbreaking. A paper he wrote with his student laid out what he believed to be true. But three years after writing his findings, a major development confirmed what he knew all along.
Great, let's find that paper and see what's up. Wait, where's the link? No matter, just tell me the journal and I'll find it. Nope. Ah, that's right, this is the popular media where such things simply aren't done.