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.

Benjamin Fernando, a seismologist and planetary scientist at Johns Hopkins University, happened to be in an Ohio city during the event.

From Science Daily • Apr. 18, 2026

The Kent Kresa Space Gallery will feature a wide array of spacecraft, planetary probes, telescopes and more.

From Los Angeles Times • Apr. 13, 2026

“We don’t know because it’s never been done at a planetary scale before,” Webb says.

From The Wall Street Journal • Apr. 6, 2026

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

From Barron's • Apr. 5, 2026

Not content merely to have extracted from Nature the laws of planetary motion, Kepler endeavored to find some still more fundamental underlying cause, some influence of the Sun on the kinematics of worlds.

From "Cosmos" by Carl Sagan