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...

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...

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...

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)...

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...

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...

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

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...

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...

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

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...

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

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

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...

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

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

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

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...

the scope of Majapahit sphere of influence is still the subject of debate among historians. The nature of Majapahit's relations and influence upon its...

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...