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Description: | Photograph of twin galaxies (M82 & 82) in the constellation of Ursa Major, taken by Isaac Roberts using a twin telescope (20-inch reflector & 7-inch refractor) by Howard Grubb of Dublin. Taken with an exposure of 3 1/2 hours on 31st March 1889 at his observatory & home at Maghull, near Liverpool. | License: | http://creativecommons.org/licenses/by-nc-sa/2.5/ | Subjects: | galaxies black-and-white prints (photographs) astrophotographs | Temporal: | 1889 | Source: | Science Museum | Creator: | Roberts, Isaac, 1829-1904 | Identifier: | http://collectionsonline.nmsi.ac.uk/grab... | Go to resource |
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