planetary system

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"This is a new phenomenon, a point source that appears in a planetary system and then over 10 years or more slowly disappears," Kalas said.

From Science Daily • Jan. 7, 2026

With a mass similar to Saturn, the researchers suggest that it most likely formed within a planetary system rather than developing on its own like a small star or brown dwarf.

From Science Daily • Jan. 4, 2026

The collisions occurred in the planetary system surrounding the star Fomalhaut, located about 25 light-years from Earth in the Piscis Austrinus constellation.

From Science Daily • Jan. 1, 2026

For a hot Jupiter to have formed through high-eccentricity migration, this circularization time must be shorter than the age of its planetary system.

From Science Daily • Dec. 15, 2025

An emerging technical civilization, after exploring its home planetary system and developing interstellar spaceflight, would slowly and tentatively begin exploring the nearby stars.

From "Cosmos" by Carl Sagan