Regina Barber

And she says that there's just this big difference between them and what we know about them.

And Kelsey says all this can tell us even more about the origin story of the moon.

And Tab gave me some perspective on how much, like, lunar surface area humans have actually explored.

Because even though we sent so many missions to the moon, there's still so much to explore.

Here's Tab again.

Yeah, and maybe you know someone who doesn't know about the moon's origin story.

And if so, share this episode with them.

We would really appreciate it.

And I'm Regina Barber.

Thank you for listening to Shortwave, the science podcast from NPR.

When we get off the planet, we might come right back home.

We might spend three or four days around Earth.

We might go to the moon.

That's where we want to go.

But it is a test mission.

Hi, Gina.

Okay, I'm really excited because, as you know, we've been talking about water this week.

Yes, I am aware.

As part of this last episode in the series, I am making you do an experiment with me.

I love science experiments.