Sentences with phrase «probed by galaxies»
The blue / white narrow beam indicates the small area of the DLA gas cloud probed by quasars, the wider red cone of light indicates the large area of the DLA probed by galaxies, which is a 100 million-fold increase in area.
http://www.keckobservatory.org/ Not exact matches
No space probe or telescope built by humans has ever escaped the Milky Way to turn back and take a portrait; because we are embedded in our galaxy's disk, we can only see it as a bright band of stars across the sky.
The dust Zaritsky has found may hold the key to probing the mysterious dark haloes, because astronomers could map the haloes by observing the amount of dust at different positions around spiral galaxies.
The galaxy was detected as part of the Frontier Fields program, an ambitious three - year effort, begun in 2013, that teams Hubble with NASA's other Great Observatories — the Spitzer Space Telescope and the Chandra X-ray Observatory — to probe the early universe by studying large galaxy clusters.
The more than 100 million virtual galaxies per model cover a cosmological volume comparable to that probed by on - going and future observational campaigns.
The vast volume of space probed by such a galaxy survey will provide a measure of the relationship between the amount of mass and the amount of radiation emitted by galaxies throughout the Universe.
By probing these remote regions of space, astronomers gain more information on galaxy development.
«Using space VLBI, we can probe the cores of quasars and active galaxies, believed to be powered by super massive black holes,» said Dr. Robert Preston, project scientist for the U.S. Space Very Long Baseline Interferometry project at JPL.
SDSS studies have probed the dark matter environments of quasars through clustering measurements, revealed populations of quasars whose central engines are hidden by obscuring dust, captured changes in quasar spectra that show clouds moving in the gravitational grip of the central black hole, and allowed a comprehensive census of the much fainter accreting black holes (active galactic nuclei, or AGN) in present - day galaxies.
With references ranging the infinite space of undiscovered galaxies to the unplumbed depths of the psychic landscape, her installation probes some of the myriad possibilities presented by merging of technology and tradition.