HD 189733 b is an exoplanet in the constellation of Vulpecula approximately 64.5 light-years (19.8 parsecs) away from the Solar System. Astronomers in...
42 KB (4,221 words) - 17:19, 18 October 2024
HD 189733, also catalogued as V452 Vulpeculae, is a binary star system 64.5 light-years (19.8 parsecs) away in the constellation of Vulpecula (the Fox)...
20 KB (1,827 words) - 20:22, 18 July 2024
very dry atmospheres on HD 209458 b and two other exoplanets (HD 189733 b and WASP-12b) orbiting Sun-like stars. HD 209458 b has been nicknamed "Osiris"...
44 KB (4,495 words) - 20:19, 30 August 2024
(992 °C; 1,817 °F). This is between the predicted temperatures of HD 189733 b and HD 209458 b (1,180 K (910 °C; 1,660 °F)–1,392 K (1,119 °C; 2,046 °F)), before...
17 KB (1,633 words) - 11:40, 31 December 2024
Marshall, Jonathan P.; Hough, J. H. (2016-05-23). "The polarization of HD 189733". Monthly Notices of the Royal Astronomical Society: Letters. 459 (1):...
51 KB (2,870 words) - 02:16, 4 November 2024
NGC 5195 forming a present connected galaxy system. HD 189733 b forms around parent star HD 189733: the first planet to reveal the climate, organic constituencies...
37 KB (5,002 words) - 17:26, 7 January 2025
degrees in the sky away from PSR B1919+21. Vulpecula is also home to HD 189733 b, one of the closest extrasolar planets studied by the now-retired Spitzer...
14 KB (1,392 words) - 18:02, 5 June 2024
May 2015). "Spectrally resolved detection of sodium in the atmosphere of HD 189733b with the HARPS spectrograph". Astronomy & Astrophysics. 577: A62....
29 KB (2,470 words) - 23:30, 27 December 2024
the strongest planetary winds discovered are on the extrasolar planet HD 189733 b, which is thought to have easterly winds moving at more than 9,600 kilometres...
49 KB (4,795 words) - 16:30, 24 December 2024
region on HD 189733 b twice the size of the Great Red Spot, as well as clouds on the hot Jupiter Kepler-7b, the super-Earth Gliese 1214 b, and others...
198 KB (20,829 words) - 04:08, 11 December 2024
holes in the atmosphere (on Neptune). At least one extrasolar planet, HD 189733 b, has been claimed to possess such a weather system, similar to the Great...
14 KB (1,532 words) - 01:39, 4 October 2024
layers Extrasolar planet atmospheres: including those of HD 189733 b and HD 209458 b, Tau Boötis b, HAT-P-11b, XO-1b, WASP-12b, WASP-17b, and WASP-19b. Stellar...
172 KB (20,290 words) - 23:31, 4 January 2025
Cobalt Blue'". SpaceNews. Retrieved 2024-01-28. "Exoplanet Catalog - HD 189733 b". Exoplanet Exploration: Planets Beyond our Solar System. Retrieved 2024-01-28...
238 KB (14,088 words) - 05:04, 9 January 2025
Examples of exoplanets with an evaporating atmosphere are HD 209458 b, HD 189733 b and Gliese 3470 b. Material from a possible evaporating planet around WD...
18 KB (2,204 words) - 21:20, 1 October 2024
successfully partially retrieved for several cases, including HD 189733 b and HD 209458 b. The quality of the retrieved spectra is significantly more affected...
34 KB (4,121 words) - 09:17, 2 November 2024
of HD 189733 A that were alleged to be caused by interactions between the magnetic fields of the star and its "hot Jupiter" exoplanet. Procyon HD 209458...
15 KB (1,381 words) - 00:52, 3 July 2024
force to counterrevolutionaries Rains of Terror, referring to exoplanet HD 189733 b's harsh weather conditions Great Terror (disambiguation) Terror (disambiguation)...
1 KB (174 words) - 20:56, 9 March 2024
be in the habitable zone, shepherding a thick asteroid belt. HD 209458 b and HD 189733 b: These became the first extrasolar planets to have their atmospheric...
85 KB (8,317 words) - 06:39, 18 December 2024
hydrogen escape speeds from the atmosphere of HD 189733 b using the Hubble Space Telescope. Additionally, HD 189733 b and Tau Boötis Ab have their hottest surface...
23 KB (2,345 words) - 17:43, 30 October 2024
that transit their star can be spectrographically mapped, for instance HD 189733 b. That planet has further been shown to be blue with an albedo greater...
13 KB (1,385 words) - 18:03, 1 October 2024
Venusian atmosphere. VIMS previously observed the transit of exoplanet HD 189733 b. On July 19, 2013, the probe was pointed towards Earth to capture an...
130 KB (12,144 words) - 23:15, 31 December 2024
detection of an extrasolar planet using this method came in 2008, when HD 189733 b, a planet discovered three years earlier, was detected using polarimetry...
138 KB (15,651 words) - 14:34, 16 December 2024
oxygen, HD 209458 b is thought to have water vapor in its atmosphere. Sodium and water vapour has also been observed in the atmosphere of HD 189733 b, another...
103 KB (11,009 words) - 18:02, 4 January 2025
about 1300 K. This is close to 51 Pegasi b; between the predicted temperatures of HD 189733 b and HD 209458 b (1180-1392K), before they were measured....
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velocity from Moon. 2,700 9,600 6,000 9×10−6 Speed of wind on exoplanet HD 189733 b. 2,885 10,385 6,453 9.6×10−6 Top speed of the fastest rocket sled. 3...
28 KB (779 words) - 00:36, 11 November 2024
2007, astronomers successfully mapped the atmospheric temperature of HD 189733 b, thus obtaining the first map of some kind of an extrasolar planet. Starting...
62 KB (5,831 words) - 12:21, 23 August 2024
them. These effects are called "star–planet interactions" or SPIs. The HD 189733 system is the best-studied exoplanet system where this effect was thought...
43 KB (5,062 words) - 22:42, 19 December 2024
combining technology. On January 15, 2007, the diameter of an exoplanet, HD 189733 b, was measured directly, using CHARA. This was achieved by using the observed...
8 KB (978 words) - 17:24, 27 December 2023