Sentences with phrase «neighbouring galaxy groups»

Not exact matches

Philip Diamond, an astronomer at Jodrell Bank Observatory in Cheshire, UK, says the motions of galaxies in the «Local Group» — the Milky Way's neighbouring galaxies — will reveal the pull of invisible dark matter in the region.

In 1986 a group of astronomers observing the motions of the Milky Way and neighbouring galaxies noted that the galaxies were moving toward the Hydra - Centaurus superclusters in the southern sky with velocities significantly different from those predicted by the expansion of the universe in accordance with the Hubble law (see Hubble's constant).