- A
sphere (from
Ancient Gr**** σφαῖρα (sphaîra) 'globe, ball') is a
geometrical object that is a three-dimensional
analogue to a two-dimensional circle....
-
Sphere Within Sphere (Sfera con sfera) is a
bronze sculpture by
Italian sculptor Arnaldo Pomodoro.
Versions of the
sculpture (diameters vary) can be seen...
- The
Sphere (officially Große
Kugelkaryatide N.Y., also
known as
Sphere at
Plaza Fountain, WTC
Sphere or
Koenig Sphere) is a
monumental cast
bronze sculpture...
- Spectro-Polarimetric High-contrast
Exoplanet REsearch (VLT-
SPHERE) is an
adaptive optics system and
coronagraphic facility at the Very
Large Telescope...
- A
Dyson sphere is a
hypothetical megastructure that
completely encomp****es a star and
captures a
large percentage of its
solar power output. The concept...
- In mathematics, an n-
sphere or a
hypersphere is a
topological space that is
homeomorphic to a
standard n-
sphere,
which is the set of
points in (n + 1)-dimensional...
-
armillary sphere (variations are
known as
spherical astrolabe, armilla, or armil) is a
model of
objects in the sky (on the
celestial sphere), consisting...
- In
astronomy and navigation, the
celestial sphere is an
abstract sphere that has an
arbitrarily large radius and is
concentric to Earth. All
objects in...
-
Sphere is a 1987
novel by
Michael Crichton, his
sixth novel under his own name and his
sixteenth overall. It was
adapted into the film
Sphere in 1998...
- In mathematics, a 3-
sphere is a higher-dimensional
analogue of a
sphere. It may be
embedded in 4-dimensional
Euclidean space as the set of
points equidistant...