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interplanetary

/ˌɪntərˈpleɪntəri/ adjective · British & US
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What does interplanetary mean?

The term interplanetary refers to the study of planets and their interactions, as well as travel or exploration between planets. In astronomy, it encompasses the study of planetary systems, including the formation and evolution of planets, their atmospheres, and their interactions with the solar wind. In space exploration, interplanetary travel involves sending spacecraft to other planets, moons, or asteroids to gather data, conduct research, or establish communication. The term is often used in conjunction with other terms such as interstellar, which refers to the study of stars and their interactions. Interplanetary travel has become increasingly feasible with advances in technology, and several space agencies and private companies are actively pursuing interplanetary missions. The study of interplanetary phenomena has greatly expanded our understanding of the universe and its many mysteries.

adjective

Relating to or involving two or more planets, especially in space travel or astronomy.

Senses
  1. Relating to or involving two or more planets, especially in space travel or astronomy.
Example

"The interplanetary mission aimed to explore the surface of Mars and gather data on its atmosphere."

More examples

"The interplanetary mission aimed to explore the surface of Mars and gather data on its atmosphere."

"The interplanetary travel company offers trips to the moon and other planets."

Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.

Etymology of interplanetary

The term interplanetary is derived from the Latin words 'inter,' meaning 'between,' and 'planetary,' referring to planets. The term has been used in astronomy and space exploration since the early 20th century to describe the study of planets and their interactions. The term has also been used in science fiction to describe travel between planets.

Usage notes

In astronomy and space exploration, interplanetary refers to the study of planets and their interactions. It can also refer to travel or exploration between planets.

Synonyms for interplanetary

Rhymes with interplanetary