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World Almanac for Kids (988 words) |
 | The fl hole concept was developed by the German astronomer Karl Schwarzschild (1873–1916) in 1916 on the basis of Albert Einstein’s theory of general relativity. |
 | Chandra also found that Andromeda’s fl hole emits a much lower ratio of X rays to radio waves than does the Milky Way’s fl hole, and that the Milky Way’s fl hole is not as bright as astronomers had predicted. |
 | For fl holes of sufficiently small mass it is possible for one member of an electron-positron pair near the horizon to fall into the fl hole, the other escaping The resulting radiation carries off energy, in a sense evaporating the fl hole. |
| Andromeda (disambiguation) - Wikipedia, the free encyclopedia (186 words) |
 | Andromeda (mythology), the daughter of Cepheus and Cassiopeia, wife of Perseus |
 | Andromeda (DC Comics), the codename of Laurel Gand of the Legion of Super-Heroes |
 | Andromeda (Marvel Comics), a native of Atlantis and member of the Defenders |