Sphere (disambiguation)

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A sphere is a three-dimensional object shaped like a ball; it may also refer to a sphere-like region or shell.

Sphere may also refer to:

Astronomy[edit]

  • Armillary sphere, a physical model of the celestial sphere
  • Celestial sphere, the astronomical description of the sky
  • Celestial spheres or planetary spheres, refer to a geocentric model of the universe and the associated postulate of a "Musica Universalis" (Music of the Spheres)
  • Hill sphere, the spherical region around an astronomical body where the primary gravitational influence on an orbiting object is that body
  • Spectro-Polarimetric High-Contrast Exoplanet Research (SPHERE) is an adaptive optics system and coronagraphic facility at the Very Large Telescope (VLT)
  • Sphere of influence (astrodynamics), similar to the Hill sphere, but smaller, only about 60% of the radius
  • Sphere of influence (black hole), a region around a supermassive black hole
  • SPHERES (Synchronized Position Hold, Engage, Reorient Experimental Satellites), a formation flight testbed developed by MIT's Space Systems Laboratory
  • SPHEREx (Spectro-Photometer for the History of the Universe, Epoch of Reionization, and Ices Explorer), a proposed space telescope

Human sciences[edit]

  • Public sphere, an area where individuals can discuss social problems
  • Sphere of influence, a metaphorical region of influence surrounding a country, person or concept

Mathematics[edit]

  • n-sphere, the set of points at fixed distance from a central point in n+1 dimensional space
  • Spherical surface, the boundary of a sphere (also known simply as sphere in mathematics)
  • Spherical volume, the region inside a sphere (also known as a ball in mathematics)
  • Unit sphere, the set of points at a distance of 1 from a central point

Arts, entertainment, and media[edit]

Films[edit]

Literature[edit]

Music[edit]

Groups[edit]

Albums and songs[edit]

Other uses in arts, entertainment, and media[edit]

  • Sphere, an extraterrestrial artificial intelligence that allies with humans from Independence Day: Resurgence
  • Spheres (TV series), a Korean animation
  • The Sphere, a 1971 large metallic sculpture located between the twin towers of the former World Trade Center, it was damaged and temporarily moved to another place

Other uses[edit]

  • Sphere (organization), a project launched in 1997 to develop a set of minimum standards in core areas of humanitarian assistance
  • Sphere (website), a blog search engine
  • Sphere, a rumored internal development name for the PlayStation Move controller
  • Astigmatism disambiguation, in optometry, a parameter in eyeglass prescriptions that gives the optical power of the lens
  • Sphere 1 - one of the earliest personal computers
  • Sphere Books, a British paperback-publisher from the 1960s to the 1980s and the 2000s to today

See also[edit]