51 Pegasi (abbreviated 51 Peg), formally named Helvetios /hɛlˈviːʃiəs/, is a Sun-like star located 50.6 light-years (15.5 parsecs) from Earth in the constellation...
20 KB (1,650 words) - 04:35, 21 August 2024
51 Pegasi b, officially named Dimidium /dɪˈmɪdiəm/, is an extrasolar planet approximately 50 light-years (15 parsecs) away in the constellation of Pegasus...
16 KB (1,611 words) - 12:06, 17 July 2024
Square of Pegasus. Twelve star systems have been found to have exoplanets. 51 Pegasi was the first Sun-like star discovered to have an exoplanet companion...
37 KB (3,919 words) - 01:13, 17 July 2024
The planet orbits at about 1.75 times closer to the star than 51 Pegasi b is to 51 Pegasi, taking only 1.8 days or 43 hours to orbit the star. It is also...
3 KB (214 words) - 14:08, 2 August 2024
examples of G-type main-sequence stars include Alpha Centauri, Tau Ceti, and 51 Pegasi. The term yellow dwarf is a misnomer, because G-type stars actually range...
12 KB (1,178 words) - 10:49, 13 August 2024
Michel Mayor in 1995, he discovered 51 Pegasi b, the first extrasolar planet orbiting a Sun-like star, 51 Pegasi. For this discovery, he shared the 2019...
21 KB (2,341 words) - 10:11, 21 August 2024
Didier Queloz in 1995, he discovered 51 Pegasi b, the first extrasolar planet orbiting a sun-like star, 51 Pegasi. For this achievement, they were awarded...
24 KB (2,180 words) - 08:56, 21 August 2024
best-known hot Jupiters is 51 Pegasi b. Discovered in 1995, it was the first extrasolar planet found orbiting a Sun-like star. 51 Pegasi b has an orbital period...
43 KB (5,040 words) - 14:41, 21 August 2024
List of stars in Pegasus (redirect from 3 Pegasi)
0″ 2.38 −4.19 672 K2Ibvar Enif, Enf, Enir, Al Anf, Fom, Fum al Faras, Os Pegasi β Peg β 53 217906 113881 23h 03m 46.33s +28° 04′ 56.8″ 2.44 −1.49 199 M2II-IIIvar...
32 KB (162 words) - 17:59, 2 August 2024
masses of 0.02, 4.3, and 3.9 times that of Earth, by pulsar timing. When 51 Pegasi b, the first planet found around a star still undergoing fusion, was discovered...
36 KB (3,423 words) - 11:41, 23 August 2024
opportunity, and human rights. It also funds a science fellowship known as the 51 Pegasi b Fellowship, and the American Mosaic Journalism Prize. It does not accept...
15 KB (1,352 words) - 02:41, 12 May 2024
hot Jupiters—giant planets that orbit close to their parent stars, like 51 Pegasi b—and extremely eccentric orbits, such as HD 20782 b. The discovery of...
197 KB (20,743 words) - 12:13, 23 August 2024
identified 51 Pegasi b, a "Hot Jupiter" in the constellation Pegasus. Although planets had previously been detected orbiting pulsars, 51 Pegasi b was the...
23 KB (2,324 words) - 12:01, 4 April 2024
which lasted 70 years, for example some Maunder minimum candidates are 51 Pegasi, HD 4915 and HD 166620. Another activity cycle is the so-called flip-flop...
8 KB (918 words) - 19:01, 21 August 2024
until 2002; while the PSR B1257+12 planets orbit a pulsar. This leaves 51 Pegasi b (discovered and confirmed 1995) as the first confirmed exoplanet around...
50 KB (2,828 words) - 05:36, 9 August 2024
Bibcode:1984SAAOC...8...59C Poppenhäger, K.; et al. (December 2009), "51 Pegasi – a planet-bearing Maunder minimum candidate", Astronomy and Astrophysics...
31 KB (1,569 words) - 16:17, 21 August 2024
extended atmosphere that does transit the star. In 1997, the discovery of a 51 Pegasi-like planet orbiting 55 Cancri A was announced, together with the planet...
47 KB (4,504 words) - 16:15, 19 August 2024
made in 1995, when a giant planet, 51 Pegasi b, was found in a four-day orbit around the nearby G-type star 51 Pegasi. The frequency of detections has increased...
47 KB (5,460 words) - 14:19, 22 August 2024
"Zarmina's Planet"; and HD 209458 b, occasionally referred to as "Osiris." 51 Pegasi b PSR 1257+12 Pulsar planet List of exoplanets discovered before 2000...
14 KB (1,704 words) - 18:57, 10 July 2024
(mollusc), a genus of Paleozoic mollusc in the family Bellerophontidae 51 Pegasi b, nicknamed Bellerophon, the first exosolar planet discovered around...
1 KB (200 words) - 11:54, 13 August 2023
Habitable Zone despite the presence of the nearby eccentric giant planet. 51 Pegasi b Tau Boötis b 55 Cancri b 47 Ursae Majoris b Upsilon Andromedae b List...
8 KB (491 words) - 20:06, 13 January 2024
though not so extreme as that of the previously detected hot Jupiter 51 Pegasi b. The orbital period indicates that the planet is located close to a...
10 KB (847 words) - 11:35, 28 December 2023
explained in terms of slow changes in the pulsar's dispersion measure". 51 Pegasi Gamma Cephei Ab List of exoplanets discovered before 2000 - Draugr, Poltergeist...
19 KB (1,781 words) - 04:19, 4 August 2024
(2015). "Evidence for a spectroscopic direct detection of reflected light from 51 Peg b". Astronomy & Astrophysics. 576 (2015): A134. arXiv:1504.05962. Bibcode:2015A&A...
12 KB (1,260 words) - 13:36, 18 June 2024
Latin genitive of the constellation the star lies in. Examples include 51 Pegasi and 61 Cygni. About 2,500 stars are catalogued. They are commonly used...
50 KB (6,481 words) - 17:19, 5 April 2024
Aurigae Hassaleh /ˈhæsəleɪ/ Orion ι Orionis Aa Hatysa /hɑːˈtiːsə/) Pegasus 51 Pegasi Helvetios IAU new 2015 Latin for 'the Helvetian' and refers to the Celtic...
103 KB (2,126 words) - 00:55, 24 August 2024
when a giant planet was found in a four-day orbit around the nearby star 51 Pegasi. Some exoplanets have been imaged directly by telescopes, but the vast...
83 KB (8,219 words) - 19:31, 17 July 2024
"Evidence for a spectroscopic direct detection of reflected light from 51 Pegasi b". Astronomy & Astrophysics. 576: A134. arXiv:1504.05962. Bibcode:2015A&A...
113 KB (8,224 words) - 13:16, 25 August 2024
HD 209458 b (redirect from V376 Pegasi b)
magnetic field is estimated to be about one tenth as strong as Jupiter's. 51 Pegasi b YZ Ceti another extra solar planet with evidence of magnetic fields...
44 KB (4,395 words) - 07:54, 19 August 2024
international team of astronomers. The astronomers studied light from 51 Pegasi b – the first exoplanet discovered orbiting a main-sequence star (a Sunlike...
134 KB (15,198 words) - 14:20, 22 August 2024