Galaxy in which there is a small, bright centre, caused by hot gas moving at high speed around a massive central object, possibly a black hole. Almost all Seyferts are spiral galaxies. They seem to be closely related to quasars, but are about 100 times fainter. They are named after their discoverer, US astronomer Carl Seyfert.
Ghana was the first country to adopt the pan-African colours. The star is known as the ‘lode star of African freedom’. Effective date: 28 February 1966.