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.

An international group of astronomers has identified a faraway planetary system that calls into question one of the most widely accepted ideas about how planets take shape.

From Science Daily • Feb. 14, 2026

The observations reveal two separate and powerful impacts that produced expanding clouds of dust within the same planetary system.

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

"Super puff planets are fairly rare, and when they do occur, they tend to be the only one in a planetary system," Libby-Roberts said.

From Science Daily • Dec. 3, 2024

This alone makes it extremely anomalous; it means that our planetary system consists of four rocky inner planets, four gassy outer giants, and a tiny, solitary iceball.

From "A Short History of Nearly Everything" by Bill Bryson