elliptical coordinates
51Polarization — ( Brit. polarisation) is a property of waves that describes the orientation of their oscillations. For transverse waves, it describes the orientation of the oscillations in the plane perpendicular to the wave s direction of travel. Longitudinal… …
52Messier 32 — Dwarf Elliptical Galaxy M32 Observation data (J2000 epoch) Constellation Andromeda …
53Maffei 1 — Observation data (J2000 epoch) Constellation Cassiopeia Right ascension …
54star cluster — Astron. a number of stars of common origin held together as a group by gravitational attraction. Cf. globular cluster, open cluster, stellar association. * * * ▪ astronomy Introduction either of two general types of stellar assemblages held… …
55Anti de Sitter space — In mathematics and physics, n dimensional anti de Sitter space, sometimes written AdS n, is a maximally symmetric Lorentzian manifold with constant negative scalar curvature. It is the Lorentzian analog of n dimensional hyperbolic space, just as… …
56Alpha Centauri — This article is about α Centauri . For a Centauri , see V761 Centauri. For A Centauri , see A Centauri. For other uses, see Alpha Centauri (disambiguation). Alpha Centauri A[1]/B[2] …
57Coriolis effect — For the psychophysical perception effect, see Coriolis effect (perception). Classical mechanics Newton s Second Law …
58Jupiter — This article is about the planet. For other uses, see Jupiter (disambiguation). Jupiter   …
59Deferent and epicycle — Deferent redirects here. For the acknowledgement of the legitimacy of the power of one s superior or superiors, see Deference. The basic elements of Ptolemaic astronomy, showing a planet on an epicycle (smaller dashed circle) , a deferent (larger …
60Heliocentrism — Heliocentric redirects here. For the albums, see Heliocentric (Paul Weller album) and Heliocentric (The Ocean Collective album). Heliocentric Universe …
