Astronomy studies stellar phenomena.

Tonight, the sky was filled with stellar stars.

Stellar wind is a flow of particles ejected by a star.

A star cluster is a grouping of many stars.

The super star cluster is composed of thousands of bright stars.

The super stellar cluster is composed of thousands of stars.

The stellar constellations illuminate the night sky.

Stellar winds are streams of particles ejected by stars.

Stellar clusters are groupings of stars in space.

Stellar superclusters are massive groupings of stars in the universe.