Spaceflights become interplanetary by accelerating spacecrafts beyond orbital speed, reaching escape velocity relative to Earth at 11.2 km/s, entering heliocentric orbit, possibly accelerating further, often …

Apr 13, 2024 · The most important “filler” of interplanetary space is the solar wind, a plasma flow from the solar corona that fills almost the entire heliosphere. It consists of electrons, protons, and ions …

The meaning of INTERPLANETARY is existing, carried on, or operating between planets. How to use interplanetary in a sentence.

Add to word list between planets: interplanetary travel (Definition of interplanetary from the Cambridge Academic Content Dictionary © Cambridge University Press)

Jul 16, 2025 · “Interplanetary” is a word that conjures images of distant planets, futuristic spacecraft, and the vast, unexplored reaches of space. It’s a term frequently used in science …

INTERPLANETARY definition: being or occurring between the planets or between a planet and the sun. See examples of interplanetary used in a sentence.

Whereas the first five Pioneers (0–4, launched from 1958 to 1959) were intended to explore the vicinity of the Moon, all other probes in the series were sent to investigate planetary bodies or to measure …

5 days ago · interplanetary Add to list /ˌˈɪntərˌplænəˈtɛri/ IPA guide Definitions of interplanetary

These missions explore the planets, comets, and other objects of our solar system as well as the characteristics of the interplanetary medium that lies between them.

Feb 10, 2026 · The interaction between planetary atmosphere and stellar winds governs atmospheric evolution in unmagnetized planets. Generally, interplanetary magnetic field (IMF) drapes around the …