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Space law is an area of the law that encompasses national and international law governing activities in outer space. There are currently six treaties that make up the body of international space law. The inception of the field of space law began with the launch of the world's first artificial satellite by the Soviet Union in October 1957
The politics of outer space includes space treaties, law in space, international cooperation and conflict in space exploration, international economics, and the hypothetical political impact of any contact with extraterrestrial intelligence. Astropolitics has its foundations in geopolitics and is a theory that is used for space in its broadest ...
The Trump administration's first budget request keeps Obama-era human spaceflight programs in place: commercial spacecraft to ferry astronauts to and from the International Space Station, the government-owned Space Launch System, and the Orion crew capsule for deep space missions, while reducing Earth science research and calling for the ...
Deep space is defined by the United States government as all of outer space which lies further from Earth than a typical low-Earth-orbit, thus assigning the Moon to deep-space. [118] Other definitions vary the starting point of deep-space from, "That which lies beyond the orbit of the moon," to "That which lies beyond the farthest reaches of ...
Space jurisdiction, a field addressing what countries can enforce various laws in space, has become more important as the private sector enters the field of space tourism. Under the Outer Space Treaty of 1967, while space and celestial bodies cannot be appropriated by nations, objects launched into space and personnel on board them remain under ...
Government space agencies, established by governments of countries and regional agencies (groupings of countries) are established as a means for advocating for engaging in activities related to outer space, exploitation of space systems, and/or space exploration. The listings summarize all countries' and regional authorities' space agencies ...
This glossary of astronomy is a list of definitions of terms and concepts relevant to astronomy and cosmology, their sub-disciplines, and related fields. Astronomy is concerned with the study of celestial objects and phenomena that originate outside the atmosphere of Earth. The field of astronomy features an extensive vocabulary and a ...
A term for universe among the ancient Greek philosophers from Pythagoras onwards was τὸ πᾶν (tò pân) 'the all', defined as all matter and all space, and τὸ ὅλον (tò hólon) 'all things', which did not necessarily include the void. [33] [34] Another synonym was ὁ κόσμος (ho kósmos) meaning 'the world, the cosmos'. [35]