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.

Because planets form mostly from the same material as their star, the star's composition helps shape the chemistry of the entire planetary system.

From Science Daily • Apr. 6, 2026

Webb's powerful instruments allow scientists to zoom deep into the Helix Nebula, offering a glimpse of what could eventually happen to our own Sun and planetary system.

From Science Daily • Jan. 26, 2026

"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

"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

Or perhaps they will merely pick up and leave for Mars or Europa or Titan or, at last, as Robert Goddard envisioned, seek out an uninhabited planet in some young and promising planetary system.

From "Cosmos" by Carl Sagan