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Harold Connolly Jr.

๐Ÿ‘ค Speaker
428 total appearances

Appearances Over Time

Podcast Appearances

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

And it's the whole suite of these evaporite minerals, not just the phosphorus.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

The phosphorus is critical, though, but it's not just that.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

It's the whole suite of them that we, as life, have to have in different ways and different proportions.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

Now, I'm not a biologist, so keep that in mind.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

Well, I mean, you know, they're saying better than I. You know, we are stardust.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

We are made up of stardust, right?

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

And stardust means dust that literally comes from stars, either evolving stars or dying stars that eject material.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

And in that ejection, that gas that comes out, like the fluid with minerals condensing,

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

these new minerals condense out of the gas.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

And these are from stars that are not part of our... were not part of our solar system and seeded what was there in the beginning before our solar system formed, which was a molecular cloud.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

And there are different kinds of...

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

Pretty solid grains.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

Diamonds are one of them.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

We had downstairs in the museum's meteorite hall.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

There are diamonds in a little capsule in there, which is fantastic.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

It looks like a grayish mixture inside of the little vial.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

There are silicon carbide grains.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

But then there are what we call corundum or little teeny tiny.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

And we're talking really so small, smaller than what we can see, certainly with the naked eye, nanometer size.

StarTalk Radio
Secrets of Asteroid Bennu with Harold Connolly Jr.

Yeah, and then there are silicates.