Sentences with phrase «regions of active galaxies»
With further study, we think we can determine just which way it is moving, and thus help answer the question of just how these gas clouds in the central regions of active galaxies are behaving.»
https://public.nrao.edu/ Not exact matches
The galaxy is very active, as indicated by the range of colors visible in this NASA / ESA Hubble Space Telescope image, depicting the very central region of the galaxy.
The leading suspects in the half - century old mystery of the origin of the highest - energy cosmic particles in the universe were in galaxies called «active galactic nuclei,» which have a super-radiating core region around the central supermassive black hole.
One alternative is the galaxy's active nucleus, with radio emission coming from jets of material emitted from the region surrounding a supermassive black hole.
After accounting for the deflection of the cosmic rays by the Milky Way's magnetic field, the team found that the particles are travelling about 326 million light years from a region of extragalactic space containing several potential sources, such as active galactic nuclei and starburst galaxies.
The top candidates, the astronomers suggested, are a neutron star, possibly a highly - magnetic magnetar, surrounded by either material ejected by a supernova explosion or material ejected by a resulting pulsar, or an active nucleus in the galaxy, with radio emission coming from jets of material emitted from the region surrounding a supermassive black hole.
In active galaxies, a region near the center produces enormous amounts of emission across the entire electromagnetic spectrum.
From this perspective, astronomers have been actively working on the starburst regions of galaxies (* 1) and the active galactic nuclei (AGN) at the center of galaxies, which are called circumnuclear disks (CND)(* 2).
In galaxies like the Milky Way, dense gas traced by HCN but composed mainly of hydrogen molecules is always associated with regions of active star formation.
Blazars are active galactic nuclei — energetic regions surrounding massive black holes at the centers of galaxies.
Another idea floating around is that FRBs are emitted by active galactic nuclei, or AGNs — superluminous regions at the centers of some galaxies.