... to establish the cosmic distance scale and, more recently, Hubble Space Telescope measurements of cepheids in Virgo and Fornax clustergalaxies have provided the best ever measurements of the Hubble constant, the rate of expansion of the Universe ...
... in large scale astrophysics and cosmology, as they are used to measure theТљdistance to distant galaxies and galaxyclusters ... of dark matter, showing two massive galaxies colliding at astonishing speeds, to form a cluster known as MACS J0025.4-1222 ...
... Cosmic expansion only applies on the very large scale.ТљIt does not apply within galaxyclusters, such as our 'Local Cluster' containing, inter alia, the Milky Way, M31 and M33, where the gravitational attraction between the galaxies is stronger than the ...
... His research interests are in the fields of cosmology and clusters of galaxies, areas that complement the corresponding interests of the famous eighteenth century astronomer William Herschel, who discovered the planet Uranus in 1781 and whose organ music ...
... ladder' used in large scale astrophysics and cosmology, as they are used to measure the€аdistance to distant galaxies and galaxyclusters. €а€а And it's from studying distant supernovae that scientists now believe that the expansion of the universe is ...
... Meade Reflector Telescope LXD 75 Ultra-bright images of planets and deep-sky objects like planets, nebulae, star clusters and galaxies 6" Newton computer telescope with Autostar #497 Illuminated pole finder Super Plossl eyepieces ( 31.7 mm) Newton lens ...
... has collected many images of the sky at low galactic latitude (close to and within this Zone of Avoidance) and it was my goal to try and identify the galaxies in these images, or fields, and then test if any of these galaxies are located in clusters ...
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Ссылки http://star.arm.ac.uk/~csj/nuffield/posters/2008_michael_campbell_poster.pdf -- 2187.4 Кб -- 21.01.2009 Похожие документы