star stream

noun

1. one of two main streams of stars that, because of the rotation of the Milky Way, appear to move in opposite directions, one towards Orion, the other towards Ara

Example Sentences

In at least one case, that of the Sagittarius dwarf galaxy and its associated star stream, observers have found a dwarf galaxy in the act of disintegrating.

From Nature

This could be anything from tilting the microphone up when the "Star Stream" meter is on screen, to playing an imaginary tambourine or, somewhat inevitably, a little air guitar when the on-screen instructions dictate.

From The Guardian