lines. Galaxies observed as part of this study included NGC 1068, NGC 4151, NGC 3516, and NGC 7469. Active galaxies such as these are known as Seyfert...
48 KB (6,006 words) - 02:08, 6 September 2024
NGC 5364 is a grand design spiral galaxy located 54.5 million light years away in the constellation Virgo. It is inclined to the line of sight from the...
8 KB (611 words) - 20:31, 6 November 2023
Kepler-451", Monthly Notices of the Royal Astronomical Society, 511 (4): 5207–5216, arXiv:2202.02118, Bibcode:2022MNRAS.511.5207E, doi:10.1093/mnras/stac357...
7 KB (498 words) - 04:26, 29 July 2024
NGC 5247 is a face-on unbarred spiral galaxy located some 60 million light years away in the constellation Virgo. It is a member of the Virgo II Groups...
6 KB (413 words) - 08:02, 23 August 2024
Properties". The Astrophysical Journal Supplement Series. 197 (1): 6. arXiv:1107.5207. Bibcode:2011ApJS..197....6G. doi:10.1088/0067-0049/197/1/6. S2CID 118626534...
172 KB (16,218 words) - 08:06, 17 September 2024
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6 KB (474 words) - 05:24, 21 August 2024
Kepler-451", Monthly Notices of the Royal Astronomical Society, 511 (4): 5207–5216, arXiv:2202.02118, Bibcode:2022MNRAS.511.5207E, doi:10.1093/mnras/stac357...
205 KB (6,626 words) - 18:38, 23 August 2024
Lynden-Bell, D. (1969). "Galactic Nuclei as Collapsed Old Quasars". Nature. 280 (5207): 690–694. Bibcode:1969Natur.223..690L. doi:10.1038/223690a0. S2CID 4164497...
33 KB (4,352 words) - 06:19, 17 September 2024
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11 KB (900 words) - 17:12, 18 July 2024
(August 1969). "Galactic Nuclei as Collapsed Old Quasars". Nature. 223 (5207): 690–694. Bibcode:1969Natur.223..690L. doi:10.1038/223690a0. S2CID 4164497...
6 KB (747 words) - 13:27, 23 August 2024