planetary

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

Noah Petro, head of NASA's planetary geology lab, told AFP that the Moon will look to the astronauts "about the size of a basketball held at arm's length."

From Barron's • Apr. 5, 2026

Part of the museum’s expansive textile collection, Rosalena’s 27-foot-long tapestry is woven with hand-weaving patterns using satellite images the artist distorted from planetary terrains from Mars and Earth.

From The Wall Street Journal • Apr. 1, 2026

"The Moon has got the same elements in it that we have here on Earth," says Prof Sara Russell, a planetary scientist at the Natural History Museum.

From BBC • Mar. 29, 2026

This model permitted reasonably accurate predictions of planetary motion, certainly good enough for the precision of measurement available in Ptolemy’s day, and even many centuries later.

From "Cosmos" by Carl Sagan