Search results
Results from the WOW.Com Content Network
The first class consists of void finders that try to find empty regions of space based on local galaxy density. [28] The second class are those which try to find voids via the geometrical structures in the dark matter distribution as suggested by the galaxies. [ 29 ]
The M–sigma relation relates black hole mass to the velocity dispersion of bulge stars, [13] [14] while other correlations involve the total stellar mass or luminosity of the bulge, [15] [16] [17] the central concentration of stars in the bulge, [18] the richness of the globular cluster system orbiting in the galaxy's far outskirts, [19] [20 ...
Each spot is a galaxy, consisting of billions of stars. The light from the smallest, most redshifted galaxies originated nearly 13.8 billion years ago. The comoving distance from Earth to the edge of the observable universe is about 14.26 gigaparsecs (46.5 billion light-years or 4.40 × 10 26 m) in any direction.
NGC 4565 is a giant spiral galaxy more luminous than the Andromeda Galaxy. [6] Much speculation exists in literature as to the nature of the central bulge. In the absence of clear-cut dynamical data on the motions of stars in the bulge, the photometric data alone cannot adjudge among various options put forth.
The mass of the black hole is tightly correlated with the mass of the galaxy, [18] evidenced through correlations such as the M–sigma relation which relates the velocity dispersion of the surrounding stars to the mass of the black hole at the center. Elliptical galaxies are preferentially found in galaxy clusters and in compact groups of ...
This potential black hole-forming star is designated N6946-BH1. [21] The progenitor is believed to have been a yellow hypergiant star. [22] In May 2017, supernova SN 2017eaw was detected in the northwest region of the galaxy, and light curves obtained over the next 600 days showed that it was a Type II-P. [23]
Known as Dean’s Blue Hole, this geological wonder located off the coast of Long Island is a staggering 663 feet deep, making it one of the deepest blue holes in the world and also an area ripe ...
A "normal" radio galaxy do not have a source that is a supermassive black hole or monster neutron star; instead the source is synchrotron radiation from relativistic electrons accelerated by supernova. These sources are comparatively short lived, making the radio spectrum from normal radio galaxies an especially good way to study star formation.