Look up planetary in Wiktionary, the free dictionary. Planetary means relating to a planet or planets. It can also refer to: Planetary habitability, the...
Planetary habitability is the measure of a planet's or a natural satellite's potential to develop and maintain environments hospitable to life. Life may...
A planetary nebula is a type of emission nebula consisting of an expanding, glowing shell of ionized gas ejected from red giant stars late in their lives...
A planetary system is a set of gravitationally bound non-stellar objects in or out of orbit around a star or star system. Generally speaking, systems...
An epicyclic gear train (also known as a planetary gearset) is a gear reduction assembly consisting of two gears mounted so that the center of one gear...
Planetary science (or more rarely, planetology) is the scientific study of planets (including Earth), celestial bodies (such as moons, asteroids, comets)...
Planetary romance (other synonyms are sword and planet, and (inter)planetary adventure) is a subgenre of science fiction in which the bulk of the action...
Planetary Annihilation is a real-time strategy PC game originally developed by Uber Entertainment, whose staff included several video game industry veterans...
A planetary mnemonic refers to a phrase created to remember the planets and dwarf planets of the Solar System, with the order of words corresponding to...
Ceres, Pluto, and Eris in the category of dwarf planet, although many planetary scientists have continued to apply the term planet more broadly. Further...
Planetary boundaries are a framework to describe limits to the impacts of human activities on the Earth system. Beyond these limits, the environment may...
In planetary science, planetary differentiation is the process by which the chemical elements of a planetary body accumulate in different areas of that...
Understanding of the Origin of Planetary Systems". Strategy for the Detection and Study of Other Planetary Systems and Extrasolar Planetary Materials: 1990–2000...
Planetary geology, alternatively known as astrogeology or exogeology, is a planetary science discipline concerned with the geology of celestial bodies...
free-floating planet (FFP) or an isolated planetary-mass object (iPMO), is an interstellar object of planetary mass which is not gravitationally bound to...
A planetary core consists of the innermost layers of a planet. Cores may be entirely solid or entirely liquid, or a mixture of solid and liquid layers...
A planetary civilization or global civilization is a civilization of Type I on the Kardashev scale. This type of civilization is likely to be reliant...
Planetary consciousness is the idea that human beings are members of a planetary society of Earth as much as they are members of their nations, provinces...
Planetary Health is a multi- and transdisciplinary research paradigm, a new science for exceptional action, and a global movement. Planetary Health refers...
The Planetary Society is an American internationally-active non-governmental nonprofit organization. It is involved in research, public outreach, and...
The planetary hours are an ancient system in which one of the seven classical planets is given rulership over each day and various parts of the day. Developed...
The Center for Planetary Research at the University of Copenhagen was created in February 2001 when the planetary science groups from the Niels Bohr Institute...
In Traditional Western Occultism, Planetary intelligences are one of the seven divine beings associated with each of the seven traditional planets of...
Planetary Resources, Inc., formerly known as Arkyd Astronautics, was an American company that was formed on 1 January 2009, and reorganized and renamed...
A planet symbol or planetary symbol is a graphical symbol used in astrology and astronomy to represent a classical planet (including the Sun and the Moon)...
The Planetary Observer program is a cancelled space exploration program designed by NASA to provide cheaper planetary orbiters by using Earth-orbiting...
phosphorus, and others). Planetary management also includes managing humanity’s influence on planetary-scale processes. Effective planetary management aims to...
Planetary chauvinism is the belief that human society will always be planet-based (even if extended beyond Earth), and overlooks or ignores the potential...
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