Also found in: Thesaurus, Encyclopedia, Wikipedia.


Existing or occurring between planets.


(ˌɪntəˈplænɪtərɪ; -trɪ)
(Astronomy) of, relating to, or existing between planets


(ˌɪn tərˈplæn ɪˌtɛr i)

being or occurring between the planets or between a planet and the sun.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.interplanetary - between or among planets; "interplanetary travel"


[ˌɪntəˈplænɪtərɪ] ADJinterplanetario


References in classic literature ?
Cylinder followed cylinder on its interplanetary flight; every twenty-four hours brought them reinforcement.
And friend Murchison, with his chronometer in hand, his eye fixed on the needle, his finger on the electric apparatus, is counting the seconds preparatory to launching us into interplanetary space.
What guide had I through the trackless waste of interplanetary space?
Musk, the founder of rocket and spacecraft company SpaceX, said the company's interplanetary ship could begin test flights as soon as next year.
Global Banking News-February 9, 2018--Monese to launch interplanetary banking service
Just in time for his scheduled presentation about the ambitious voyage, the tech millionaire shared an illustration of an interplanetary rocket sitting on the surface of the Moon, which he captioned 'Moon Base Alpha.
SpaceX CEO Elon Musk this week teased several video simulations that showed how his interplanetary spaceship and rocket designs for Mars transport might function.
com)-- UFO City Studios TM, Cosmic Interplanetary Studios TM, and Interplanetary Studios TM have teamed up to sponsor various events featuring filmmaking professionals, which marks the beginning of their Filmmaker Series bringing famous Filmmakers to Roswell, NM to teach their craft.
On March 17, 2015, an interplanetary shock a shockwave created by the driving force of a coronal mass ejection, or CME, from the sun struck Earths magnetic field, called the magnetosphere, triggering the greatest geomagnetic storm of the preceding decade.
Discussion of how space weather can affect Earth has generally focused on events at high latitudes, where sudden changes in the solar wind--known as interplanetary shock waves--have been thought to have the greatest impact.
But new technologies could turn slightly larger versions of today's CubeSat designs into budget-priced interplanetary probes by the end of the decade.
TEHRAN (FNA)- Researchers have discovered that interplanetary dust particles could deliver water and organics to the Earth and other terrestrial planets.

Full browser ?