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.

"In summary, these results suggest a very carbon-rich, oxygen-poor planetary atmosphere."

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

He said: "Micrometeorites are samples of the Solar System's building blocks which can offer insights into early planetary formation, Earth's atmospheric history, and climate evolution."

From BBC • Apr. 4, 2026

To Jef Caers, a professor of earth and planetary sciences at Stanford University who happens to be Belgian, the museum’s stance looks like “delay tactics.”

From The Wall Street Journal • Mar. 28, 2026

Is there any danger of driving the environment of the Earth toward the planetary Hell of Venus or the global ice age of Mars?

From "Cosmos" by Carl Sagan