Baseline design and flight capability predictions for reusable winged hybrid rocket system.

The education system in this country is highly systemic.

This computer network is, as it were, the nervous system of the company.

The solar system consists of the sun, eight planets, and various other celestial bodies.

The spoils system was a practice where the party in power would reward its supporters with government positions and benefits.

The sprinkler system in the building automatically activates in case of a fire.

The binary system is a numerical system that uses only two digits, 0 and 1.

The Copernican system revolutionized our understanding of the universe.

The feudal system was a social and political structure that existed in medieval Europe.

The Ptolemaic system was a geocentric model of the universe.