field of international relations, a sphere of influence (SOI) is a spatial region or concept division over which a state or organization has a level of cultural...

A sphere of influence (SOI) in astrodynamics and astronomy is the oblate spheroid-shaped region where a particular celestial body exerts the main gravitational...

Look up sphere of influence in Wiktionary, the free dictionary. Sphere of influence may refer to: Sphere of influence (astrodynamics), the area, typically...

Sphere of influence (astrodynamics), the region around a celestial body in which it is the primary gravitational influence on orbiting objects Sphere...

The Hill sphere is a common model for the calculation of a gravitational sphere of influence. It is the most commonly used model to calculate the spatial...

common way of life in all states within the Soviet sphere of influence. In modern history, Sovietization refers to the copying of models of Soviet life...

Co-Prosperity Sphere (Japanese: 大東亞共榮圈, Hepburn: Dai Tōa Kyōeiken), also known as the GEACPS, was a pan-Asian union that the Empire of Japan tried to...

Ambition: Sphere of Influence official website Archived 2015-09-01 at the Wayback Machine (in English) Nobunaga's Ambition: Sphere of Influence – Ascension...

and a political doctrine usually defined as the sphere of military, political and cultural influence of Russia. It is a vague term, mostly used to refer...

1968) was the first crewed spacecraft to leave Earth's gravitational sphere of influence, and the first human spaceflight to reach the Moon. The crew orbited...

relations, Françafrique (French pronunciation: [fʁɑ̃safʁik]) is France's sphere of influence (or pré carré in French, meaning 'backyard') over former French and...

their sphere of influence rapidly in a highly detectable way; hypothetical "quiet" aliens are hard or impossible to detect. A special case of loud alien...

Telescope (VLT) Sphere of influence (astrodynamics), similar to the Hill sphere, but smaller, only about 60% of the radius Sphere of influence (black hole)...

The sphere of influence is a region around a supermassive black hole in which the gravitational potential of the black hole dominates the gravitational...

sphere of influence in mainland Asia, especially as Russia built the Trans-Siberian Railroad, began making inroads in Korea, and acquired a lease of the...

derived from Sino- 'China' (cf. Sinophone) + -sphere, in the sense of the sphere of influence under the influence of a country. The CJK languages—Chinese, Japanese...

from throughout Central Europe. The model of diplomatic spheres of influence resulting from the Congress of Vienna in 1814–1815 after the Napoleonic Wars...

international relations contexts to refer to the sphere of influence of the United States and its traditional areas of dominance, especially Latin America. It...

region, exerting influence on its neighbours. Historically, societies in East Asia have fallen within the Chinese sphere of influence, and East Asian vocabularies...

Soviet Union, with a secret protocol establishing Soviet and German spheres of influence across Eastern Europe. The pact was signed in Moscow on 24 August...

been in the Soviet sphere of influence since the 1920s. By 1944, Poland entered the Soviet sphere of influence with the establishment of Władysław Gomułka's...

known as the Anglo-American world, is the Anglo-American sphere of influence, with a core group of nations that today maintain close political, diplomatic...

It gave the percentage division of control over Eastern European countries, dividing them into spheres of influence. It is also known as the naughty...

with the Western Bloc of the United States. It included communist states that were originally under the Soviet sphere of influence, though some eventually...

characterized by Russian attempts to expand its sphere of influence into Central and Eastern Europe, coupled with a buildup of Russian military capabilities. During...

δ {\displaystyle \delta } considering the sphere of influence radius R SOI {\displaystyle R_{\text{SOI}}} of the deflecting body, assuming a periapsis...

German Sphere of Influence) before a Japanese invasion of Indonesia. The National Socialist Movement of Netherlands (pro-Axis) had the support of significative...

character of the subordinate states that constitute the hegemonic sphere of influence, either by an internal, sponsored government or by an external, installed...

Russia and Italy, to define their mutually agreed spheres of influence and control in an eventual partition of the Ottoman Empire. The agreement was based on...

Empire of Japan for the partitioning of China under the Qing dynasty as their own spheres of influence, during the era of "New Imperialism", following China's...