3.2: Gravitation
Audio Guide to the Galaxy
<p>This week, we're taking a closer look at the surface of the moon, and what it can teach us about how our universe works.</p>
<p>You can listen to this episode any night this week - the moon will be full on December 30th.</p>
<p>Make sure you've got this episode downloaded and ready to go, and remember to take insect repellent and a jumper if it's cold. We'll see you outside!</p>