... ТљТљ This is a brand-new interactive production with full 3D stage setting, amazing ... From these data an interactive map of all worldwide observations is created ( www ... have discovered a star, in our own galaxy, which appears to be older than the ...
... lambda 1 mu-m Region in Seyfert Galaxies NGC4151, 3516, 5548, 6814 , IAJ , 1986, 17 ... Extinction in HII Regions and Nearby Bright Galaxies , IAJ , 1992, 20(3), 191 ... Couper, H., The Local Group of Galaxies , IAJ , 1978, 13(7/8), 245. ...
... They are also the key element in the 'distance ladder' used in large scale astrophysics and cosmology, as they are used to measure theТљdistance to distant galaxies and galaxy clusters. ...
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... the 'distance ladder' used in large scale astrophysics and cosmology, as they are used to measure theб distance to distant galaxies and galaxy clusters. б б And it's from studying distant supernovae that scientists now believe that the expansion of the ...
... to search for optical pulses from the black hole that was believed, even then, to exist at the centre of the Galaxy ... an important forum for the Irish astronomical community to interact, and to discuss topics of current interest and future plans ...
... are the most populous objects in the Galaxy, comprising roughly 70 per cent of all ... population of low mass stars in the Galaxy and especially in the Solar neighbourhood ... These requirements also avoid contamination by giants or galaxies. ...