Choreography of the Cosmos: Why the Sky Never Stands Still

In this episode, we continue our January series for new stargazers by exploring one of the most quietly mind-bending truths in astronomy: everything is moving, including you. Even when you’re standing motionless in your backyard, you’re traveling through space at extraordinary speed, carried along by Earth’s rotation, its orbit around the Sun, the Sun’s journey through the Milky Way, and the motion of the galaxy itself.

From that realization, we peel back the layers of motion that shape the night sky. We explore why stars rise and set, why the Moon never shows us its far side, how planets appear to reverse course in retrograde motion, and why familiar constellations are only temporary arrangements. Along the way, we talk about tidal locking, libration, axial precession, stellar proper motion, and even the subtle wobble of the Sun itself aro ...