Twinkle, twinkle, little...wait a minute, is that a star or something else? And just how "little" is it? What are you actually looking at when you gaze up at the night sky? This is a question that scientists have been wondering for generations. In this episode we will take a look at the night sky, observing the stars, planets and exoplanets.

Gather your questions and your students and tune in for a live chat about the episode at our Mission Debrief on March 12 at 1 pm ET.

This episode brought to you by the generous support of Safran.