Recent Examples of inner planet from the Web
How the light from the distant star flickers and mutates over time will provide a wealth of information about any inner planets.
Planet Nine’s gravitational influence could even serve as a solution to the long-standing mystery of why the sun’s axis of spin is tilted six degrees askew to the orbits of the inner planets.
Two centuries later, astronomers attributed Mercury’s slightly peculiar orbit to the gravitational forces from an unseen inner planet, dubbed Vulcan.
A century ago, our solar system seemed split into two tidy groups: the terrestrial inner planets — Mercury, Venus, Earth, Mars — and the giant, gaseous outer worlds.
Among the inner planets, only Mars has known Trojans—10 of them, the biggest measuring about 2 kilometers across.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'inner planet.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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