Hello, learner! Today's journey is into the cosmos of JavaScript's nested loops. Imagine nested loops as loops inside loops, much like galaxies with star systems rotating on their axes while also revolving around their galaxy center. Intriguing, isn't it? By the end of this session, you'll understand how to use nested loops in JavaScript and control them effectively.

Let's decipher the structure of a nested for loop in JavaScript:

For every value of i from 0 to 2, we traverse j from 0 to 2 and print the current pair of i and j.