galactic plane


Also found in: Dictionary, Wikipedia.

galactic plane

See galactic equator; Galaxy.

galactic plane

[gə′lak·tik ′plān]
(astronomy)
The plane that may be drawn through the galactic equator; the plane of the Milky Way Galaxy.
References in periodicals archive ?
As viewed from Earth, the visible region of the Milky Way's Galactic plane occupies an area of the sky that includes 30 constellations.
Brian presented a set of observations made looking across the galactic plane.
In this scenario, no more than a billion years passed between the huge starry disk coalescing and its center building up and bulging out from the main galactic plane.
Some chapter topics include observations of interstellar and circumstellar ice, the galactic plane source populations revealed by AKARI, 3D dynamics of interactions between stellar winds and the interstellar medium, and near-infrared spectroscopy of brown dwarfs with AKARI.
The Virgin Galactic plane took to the air at a huge convention in Oshkosh, Wisconsin in the United States.
Variations in the map outside the galactic plane are significant, preventing any cosmological analysis due to yearly changes.
The European INTEGRAL satellite completed a high-energy X-ray survey earlier in 2006, although this focused on the galactic plane and not the whole sky.
2 GHz can be found in relative abundance along the Milky Way galactic plane and are seen spectroscopically as whirling maser pockets with halo structures of 2- 300 AU in diameter.
Speculating on possible candidates for this agent, it is perhaps worth noting that the galactic plane of the Milky Way is the brightest object in the sky over a very wide range of wavelengths of electromagnetic radiation as well as particle fluxes.
In addition to the regular Galactic rotation the scientists found the Milky Way moving perpendicular to the Galactic plane.
Reynolds leads the Swift Galactic Plane Survey, a project to image a two-degree-wide strip along the Milky Way's central plane at X-ray and ultraviolet energies at the same time.
html) show faint arcs of stars extending into the halo above the galactic plane, suggesting merger and disruption from a satellite galaxy some time in the past.