| 单词 | facula |
| 例句 | Stellar contamination refers to the influence of the star's own features, such as dark spots and bright faculae, on the measurements of the exoplanet's atmosphere. New insights into the atmosphere and star of an exoplanet 2023-09-25T04:00:00Z All of the new monikers contain “facula,” which means “bright spot,” because they are brighter than the background terrain, as well as the word “snake” in one of Earth’s various languages. Mercury’s ‘snakes’ get formal names 2018-04-09T04:00:00Z Even during a prolonged minimum, they claim, an extensive network of very small faculae on the sun’s hot surface remains to keep the energy output above a certain threshold level. Did Quiet Sun Cause Little Ice Age After All? 2011-05-26T17:44:52Z These markings are known as the faculae, from their brightness. Are the Planets Inhabited? 2011-04-24T02:00:07.733Z He considers it indeed "highly probable that the preparatory sign of a new spot is always a small, bright patch of facula." A Popular History of Astronomy During the Nineteenth Century Fourth Edition "In addition to the contamination from stellar spots and faculae, we saw a stellar flare, an unpredictable event during which the star looks brighter for several minutes or hours," said Lim. New insights into the atmosphere and star of an exoplanet 2023-09-25T04:00:00Z When the ascending currents are powerful, they create those appearances which astronomers designate the nuclei, the penumbrae, the faculae. The Story of the Herschels But the absence of other signs of magnetic activity, such as bright patches of very hot gas known as faculae more than compensates for this effect. Did Quiet Sun Cause Little Ice Age After All? 2011-05-26T17:44:52Z It is also marked here and there by long streaks of light, called faculae, which look like foam flecks below a cataract. Remarks The faculae, or bright areas, which are seen all over the sun’s surface, but specially in the neighbourhood of spots, and most distinctly near the sun’s edge, were discovered by Galileo. History of Astronomy All groups of Sun-spots and faculae have been numbered, and the dates of their first and last appearances entered up to the present time. Autobiography of Sir George Biddell Airy He thought that these slow changes were connected with "the same emanations which render the appearance of spots and faculae periodical on the solar disk." Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1 What’s more, detailed observations from orbiting solar telescopes have shown that the small faculae pump out more energy per unit surface area than the larger ones already known to disappear along with the sunspots. Did Quiet Sun Cause Little Ice Age After All? 2011-05-26T17:44:52Z How do the groups of brilliant points called faculae come, change, and grow? Side-Lights on Astronomy and Kindred Fields of Popular Science So if the small faculae start to fade, too, that would have an even stronger effect on the total energy production of the sun. Did Quiet Sun Cause Little Ice Age After All? 2011-05-26T17:44:52Z Perhaps one of the most interesting and useful pieces of astronomical work which an amateur can perform will consist of a record of the origin and changes of form of the solar spots and faculae. Side-Lights on Astronomy and Kindred Fields of Popular Science |
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