does hd 209458 b have any moons

The radius of the planet's orbit is 7 million kilometres, about 0.047 astronomical units, or one eighth the radius of Mercury 's orbit. CNRS, France). The planet orbits a yellow, Sun-like star called HD 209458, located 150 light-years away in the constellation Pegasus. A planetary tour through time. HD 209458b is one of those worlds. [15], The atmosphere is at a pressure of one bar at an altitude of 1.29 Jupiter radii above the planet's center. Most are found by other telescopes, while Hubble is used to look more closely and probe more deeply. Is There a Quantum Fluctuation in the Universe? [29] Follow-up observations made using the Hubble Space Telescope confirm the presence of water vapor, neutral oxygen and also the organic compound methane. This set of travel posters envision a day when the creativity of scientists and engineers will allow us to do things we can only dream of now. There are billions of exoplanets in our galaxy alone, so many more discoveries await. However, for any larger, Ganymede-sized moons venturing into its solar system's habitable zone, an atmosphere . We present updated parameters for the star HD 209458 and its transiting giant planet. period, searching for transiting planets. PDF The strange case of Na I in the atmosphere of HD 209458 b - Reconciling He hoped that further observations would clear the matter up in the following months. Figure 4b shows the exoplanets which are predominantly hot Jupiters and close-in exoplanets. Hubble's position above the atmosphere makes it the only telescope that can currently perform these types of ultraviolet studies. Hubbles exquisite resolution and sensitivity, as well as its high-contrast imaging in which the overwhelming light from the star is blocked have provided numerous observations of these disks. Our measurement of 20.4 3.3 +3.2 parts per million . The hydrogen tail streaming from the planet is approximately 200,000 kilometres long, which is roughly equivalent to its diameter. In 2010, a different team found that every time they observe the exoplanet at a certain position in its orbit, they also detected X-ray flares. [16], Where the pressure is 335 millibars, the atmosphere is clear (probably hydrogen) and its Rayleigh effect is detectable. HD 209458 b (sometimes though unofficially named Osiris) is an extrasolar planet that orbits the Solar analog star HD 209458 in the constellation Pegasus, some 150 light-years from Earth's solar system. Ehrenreich, R. Ferlet (both from Institut d'Astrophysique de Paris, CNRS, France), Abstract. Travis Barman at Lowell Observatory in Flagstaff, Arizona analyzed the emission spectrum of this planet in 2009, and believes that its atmosphere contains water,[10] although previous research in 2007[11] suggests that the atmosphere is composed mostly of silicate clouds. The mass of the planet is estimated to be 16% larger than Jupiter's, with the planet completing an orbit around its host star every 2.2 days and an orbital speed of 152.5 kilometres per second (341,000mph). pieces to prevent his return to life. [19][20] This implies an outer shell of dark, opaque, hot cloud; usually thought to consist of vanadium and titanium oxides like M dwarf stars ("pM planets"), but other compounds like tholins cannot be ruled out yet. off' is occurring. has provisionally been dubbed "Osiris". A sunset viewed from that surface would be red. individual telescopes act as though they were a single, larger telescope with [13], Center for Astrophysics | Harvard & Smithsonian, "Gaia Data Release 1. Since then, astronomers have used Hubble to investigate many planetary atmospheres. Hydrogen, carbon and oxygen boil off in the planet's Professor Emeritus, Department of Astronomy and Astrophysics, University of Toronto, Ontario. (Image Credit: Shione Fujita, Habitable Research Group, SGH Moriyama High School), (Image Credit: Ryusuke Kuroki, Yosuke Yamashiki & Natsuki Hosono). The planet is estimated to be losing about 100500 million (15108) kg of hydrogen per second. Exoplanet-catalog - Exoplanet Exploration: Planets Beyond our Solar [26], Scientists at the University of Warwick determined that it has winds of up to 8,700km/h (5,400mph) blowing from the day side to the night side. [8] The parent stars of these two planets are the brightest transiting-planet host stars, so these planets will continue to receive the most attention from astronomers. This artist's concept shows planet KELT-9b orbiting its host star, KELT-9. Seth Redfield, Michael Endl, William D. Cochran and Lars Koesterke (20 January 2008). "Radiative Hydrodynamical Studies of Irradiated Atmospheres". The very high-precision observations of carbon monoxide gas show that it is streaming at enormous speed from the extremely hot day side to the cooler night side of the planet. It has a mass 220 times that of Earth (0.69 Jupiter masses) and a volume 2.5 times that of Jupiter. We observed two primary eclipse events (one partial and one complete transit) using the 24 pm array of the Multiband Imaging Photometer for Spitzer (MIPS). Let's just say, there is no 'white Christmas' there. Mass: 0.7 Jupiter masses, 220 Earth masses. Updates? NASA - Dying Planet Leaks Carbon-Oxygen "Energetic neutral atoms as the explanation for the high-velocity hydrogen around HD 209458b". Osiris (HD 209458b) | Planetpedia | Fandom These studies will then lead to the ambitious Terrestrial Planet Finder mission [14]Osiris rotates at 10 hours and 26 minutes which makes it a little bit quicker than Saturn rotates. HD 209458b is 1.38 times the size of Jupiter but has only 0.69 times its mass. . [25], In 2007, the Spitzer Space Telescope was used to map the planet's temperature emissions. "We speculate Nicknamed Osiris, HD 209458 b tops a number of lists for first discoveries. ; Villard, Ray (July 24, 2014). [7][8] The planet received the designation HD 209458 b. planets are thought to be the solid remnant cores of 'evaporated gas giants', Observations of spectral lines of carbon monoxide in HD 209458bs atmosphere showed that winds with speeds of thousands of kilometres per hour travel from the planets dayside to its nightside. Categories Categories: Extrasolar planets; Add category; Cancel Save. SIM's primary mission will be to measure distances to stars These disk surveys also yield insight into how our solar system formed and developed. CHEOPS geometric albedo of the hot Jupiter HD 209458b - ResearchGate [4] Researchers have found that the planet has an unusual rain of molten glass. [10][11] This was long seen as the first mechanism by which extrasolar but non-sentient life forms could be searched for, by way of influence on a planet's atmosphere. Evaporation mechanism so tremendous that a whole new class of extrasolar [20] The Rayleigh-scattering heated hydrogen rests at the top of the stratosphere; the absorptive portion of the cloud deck floats above it at 25 millibars. Travis Barman of the Lowell Observatory announced evidence that the atmosphere of HD 209458 b contained water vapor on April 10, 2007. Direct visual evidence shows that planets form from circumstellar disks of gas and dust around young stars. Osiris (also known as HD 209458b) is an extrasolar planet that orbits the solar analog HD 209458 in the constellation Pegasus, some 150 light-years from the Solar System. gaseous planets in low orbits. As a planet passes between its star and us, a small amount of light from the star is absorbed by the gas in the planets atmosphere, leaving chemical fingerprints in the stars light. ", http://www.skyandtelescope.com/astronomy-news/can-magnetism-save-a-vaporizing-planet/, "Identification of Absorption Features in an Extrasolar Planet Atmosphere", http://www.iop.org/EJ/article/1538-4357/661/2/L191/21561.html, First sign of water found on an alien world - space - 10 April 2007 - New Scientist Space, "All Wet? Community content is available under CC-BY-SA unless otherwise noted. [13] This is 4.4 1.4 degrees. de Paris, France), G. Ballester (University of Arizona, United States), D. Astronomers using the Hubble Space Telescope have detected the atmosphere of a planet orbiting a star outside our solar system for the first time. Hubble is helping to answer questions such as: For as long as weve gazed up at the stars, weve pondered this question: Is there life elsewhere in the universe? An artist's illustration of Kepler-64b or PH1, a planet discovered by volunteers from the Planet Hunters citizen science project. NASA's planned Kepler mission will monitor thousands of stars over a four-year "Measuring accurate transit parameters". Evidence for this barrage comes from NASA's Spitzer Space Telescope, whose infrared detectors pi During 9.6 years in orbit, the Kepler space telescope observed more than half a million stars and discovered more than 2,600 planets. javascript is enabled. This would require the planet's orbit to be inclined such that it would pass between the Earth and the star, and previously no transits had been detected. the first planet to have its orbital speed measured, determining its mass directly. Astronomers using the Hubble Space Telescope have conducted the first spectroscopic survey of Earth-sized planets in the TRAPPIST-1 systems habitable zone. The fact that they are One way to begin to explore the answer is to determine what is in a planets atmosphere. A new study using data from NASAs Chandra X-ray Observatory has shown that a planet is making the star that it orbits act much older than it actually is, as explained in our latest press release. atmosphere. again. At an altitude of 1.29 Jupiter radii above the planets center, the atmosphere has a pressure of one bar. HD 209458 is an 8th magnitude star in the constellation Pegasus.It is very similar to our Sun, and it is classified as a yellow dwarf (spectral class G0 V). Observations of carbon monoxide spectral lines in the atmosphere of HD 209458b revealed that winds with speeds of thousands of kilometers per hour travel from the planets dayside to its nightside. Manager: [31] As of April 2007, further investigation is being conducted. Because it is located at a distance of about 159 light years, it is not visible to the unaided eye. original atmospheres during the early part of their lives. Your browser or your browser's settings are not supported. HD 209458 b Extrasolar Planet Facts - Universe Guide A very hot Jupiter transiting the bright K star HD 189733", "Detection of carbon monoxide in the high-resolution day-side spectrum of the exoplanet HD 189733b", "Strange Blue World: Alien Planet's True Color Revealed, a First", "RELEASE 14-197 - Hubble Finds Three Surprisingly Dry Exoplanets", "Press Release: NASA's Spitzer First To Crack Open Light of Faraway Worlds", "First distant planet to be seen in colour is blue", "Rayleigh scattering in the transit spectrum of HD 189733b", "NASA's Chandra Sees Eclipsing Planet in X-rays for First Time", "Evaporation of the planet HD189733b observed in HI Lyman-alpha", Monthly Notices of the Royal Astronomical Society, "Carbon Dioxide Detected on Faraway World", "Exoplanet's Global Winds Let Rip at 5,400 MPH", "Press Release: NASA's Spitzer Finds Water Vapor on Hot, Alien Planet", "Organic molecules found on alien world for first time", "Characterizing Exoplanetary Atmospheres at High Resolution with SPIRou: Detection of Water on HD 189733 b", "Rains of Terror on Exoplanet HD 189733b", https://en.wikipedia.org/w/index.php?title=HD_189733_b&oldid=1161828091, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License 4.0, 0.030990.0006AU (4,636,00090,000km), This page was last edited on 25 June 2023, at 09:06. The spectroscopic observations of HD 189733 b were led by Carl Grillmair of NASA's Spitzer Science Center. Hd 209458 B Extrasolar Planet Facts. Kristen Walbolt "Rayleigh scattering by H in the extrasolar planet HD 209458b". Since then, astronomers have used Hubble to investigate many planetary atmospheres. Furthermore On March 22, 2005, NASA released news that infrared light from the planet had been measured by the Spitzer Space Telescope, the first ever direct detection of light from an extrasolar planet. The Hubble results are consistent with exoplanet observations, where planets are found arranged in orbits that are very different than those seen in our solar system. planets, the chthonian planets - the cores of evaporated gas giants, 2006a ), where a defocused image of the star is recorded in a subraster of the Science CCD, with 1.5 s exposures . This figure charts 30 hours of observations taken by NASA's Spitzer Space Telescope of a strongly irradiated exoplanet (an planet orbiting a star beyond our own). face of the parent star. HD 209458 b (also known as Osiris) was the first exoplanet in the world to be observed by the transit method in 1999. The planets hydrogen tail is approximately 200,000 kilometers long, which is roughly equivalent to its diameter. It is the first extrasolar planet discovered by its transit across the face of its star, as well as the first extrasolar planet whose mass has been directly measured. HD 209458 b has been and remains one of the most frequently studied hot Jupiters in history since its discovery in 1999 (Henry et al. This will improve PH1, shown in the foreground, is the first reported case of a plane A newly discovered exoplanet, Kepler-452b, takes us closer than ever to finding a planet that looks like our own. First obscured by the haze of condensates, sodium was eventually observed at three times the concentration of HD 209458 b's sodium layer. [1] In 2006, a team led by Drake Deming announced detection of strong infrared thermal emission from the transiting exoplanet planet HD 189733 b, by measuring the flux decrement (decrease of total light) during its prominent secondary eclipse (when the planet passes behind the star). to be at least 10,000 tonnes per second. [16], In March 2010, transit observations using HI Lyman-alpha found that this planet is evaporating at a rate of 1-100 gigagrams per second. HD 189733 b is an exoplanet approximately 64.5 light-years (19.8pc) away[3] from the Solar System in the constellation of Vulpecula. The observations also allow another exciting firstmeasuring the orbital speed of the exoplanet itself, providing a direct determination of its mass.[1]. This super-Earth is 60% larger than our home world, but its year is only 20 days lo Astronomers using NASA's Spitzer Space Telescope have detected what they believe is an alien world just two-thirds the size of Earth one of the smallest on record. part of his body - like HD 209458b - after his brother killed and cut him into It is a Hot Jupiter that orbits very close its host star, and its surface temperature is thought to be over 1,000C. If life does exist among the stars, the atmospheric observations made by powerful future telescopes could be how we find it. 3.5 days. Deming, Drake; Seager, Sara; Richardson, L. Jeremy; Harrington, Joseph (2005). [22] Sodium and potassium signals were predicted by Tinetti 2007. HD 209458 b | Astronomy Wiki | Fandom Size comparison of Jupiter with HD 189733 b. Omissions? Template:Atmospheres. Four of these planets lie in the stars habitable zone. On September 9 and 16, 1999, Charbonneau's team measured a 1.7% drop in HD209458's brightness, which was attributed to the passage of the planet across the star. Exoplanets planets outside our solar system are everywhere. have been observed on Jupiter and Saturn, it is always in combined form as Author of. Surface temperature: About 1,000 degrees Celsius. The Weather Patterns of HD 209458b: - Futurism HD 209458 Star Facts (Distance, Age, Colour, Exoplanets & more) Observations of this planet have also found evidence that it rains molten glass, horizontally. Water vapor detection in the transmission spectra of HD 209458 b with Harrington, J.D. HD 209458 is a 7th magnitude star, visible from Earth with binoculars. The planet is now under even more public scrutiny with the announcement that its atmosphere contains water vapor. The data were collected in MOST 's direct imaging mode (Rowe et al. 2010) HD 209458 b Planet radius drawn from R&rT model from Table 3. - HD 209458 b is an extrasolar planet that orbits the Sun-like star HD 209458 in the constellation Pegasus, some 150 light-years from Earth's solar system. Holmstrm, M.; Ekenbck, A.; Selsis, F.; Penz, T.; Lammer, H.; Wurz, P. (2008). This small radius results in a year that lasts 3.5 Earth days and a surface temperature of approximately 1,000 C (approximately 1,800 F). On October 6, 2005, a team of astronomers announced the discovery of transiting planet HD 189733 b. The planet is now under even more public scrutiny with the announcement that its atmosphere contains water vapor. HD 209458 b is an extrasolar planet that orbits the Sun-like star HD 209458 in the constellation Pegasus. We report the detection of the secondary eclipse of the hot Jupiter HD 209458 b in optical/visible light using the CHEOPS space telescope. Astronomers using the Hubble Space Telescope have made the first direct detection of the atmosphere of a planet orbiting a star outside our solar system. HD 209458 b, Osiris. [9] This result seemed to be confirmed and refined by the same team in 2011. This small radius results in a year that is 3.5 Earth-days long and an estimated surface temperature . 2004: Oxygen and carbon detected in upper atmosphere with Hubble. Though the disks only reflect visible light from the star, they glow in infrared light, which Hubble can also detect. Using a combination of previously published Hubble Space Telescope measurements and new theoretical models, Barman found strong evidence for water absorption in the planet's atmosphere. In HD 209458b the chemicals are broken Anya Biferno. Accurate parameters for HD 209458 and its planet from HST HD 209458 b, which is also nicknamed Osiris[2] after the Egyptian god, is an exoplanet that orbits the solar analog HD 209458 in the constellation Pegasus, some 159 light-years from the Solar System. Their unique observations show that using Hubble and other telescopes, it is possible to measure the chemical makeup of alien planet atmospheres and potentially search for chemical markers of life beyond Earth. The planets orbit has a radius of 7 million kilometers, or about 0.047 astronomical units, or one-eighth the radius of Mercurys orbit. Osiris is the Egyptian god who lost The planet is a type of extrasolar planet known as a "hot Jupiter.". Astronomers are using both old and new Hubble observations to discover disks forming around other stars. "This HD 209458 - Wikipedia Back to list Explore Alien Worlds Exoplanet Travel Bureau Strange New Worlds Historic Timeline (The geometric albedo has since been measured to 3.8 4.5%. HD 189733 b - Wikipedia Kristen Walbolt HD 209458 | NASA Exoplanet Archive 1999: Discovery. oxygen and carbon surrounding the planet in an extended ellipsoidal envelope . A new Search for Carbon Monoxide Absorption in the Transmission Spectrum of the Extrasolar Planet HD 209458b. Its discovery was announced in 1999. What is causing the atmosphere to escape? A well-known extrasolar planet nicknamed Osiris has surprised astronomers Analysis of the starlight passing through the envelope shows that the heavier carbon and oxygen atoms are being blown from the planet by the extreme "hydrodynamic drag" created by its evaporating hydrogen atmosphere. HD 209458 | Space Wiki | Fandom This was the first organic molecule identified in the atmosphere of a planet outside our solar system. Spectroscopic analysis had shown that the planet had a mass about 0.69 times that of Jupiter. transiting its sun, the first with an atmosphere, the first observed to have waves from three telescopes. [1] With a mass 16.2% higher than that of Jupiter and a radius 13.8% greater, HD 189733 b orbits its host star once every 2.2 days at an orbital speed of 152.5 kilometers per second (152,500 meters per second; 341,100 miles per hour), making it a hot Jupiter with poor prospects for extraterrestrial life. New measurements from this observation determined the planet's temperature as at least 750C (1300F). Site Editor: Another unpredicted peak was observed at 9.65 micrometres, which the investigators attributed to clouds of silicate dust, a phenomenon not previously observed. Although HD 209458b could not be seen directly, its passages between its star and Earth provided important information about its physical properties and atmosphere that was not otherwise available. [2] It is currently unknown how the methane originated as the planet's high 700 C temperature should cause the water and methane to react, replacing the atmosphere with carbon monoxide. For example, using high-resolution UVES spectrograph on VLT, sodium has been detected on this atmosphere and further physical characteristics of the atmosphere such as temperature has been investigated. Signs of evaporation. First confirmed transiting extrasolar planet. A much larger angle would have suggested a violent interplay with other protoplanets. Like most hot Jupiters, this planet is thought to be tidally locked to its parent star, meaning it has a permanent day and night. Ehrenreich, D.; Lecavelier Des Etangs, A.; Hbrard, G.; Dsert, J.-M.; Vidal-Madjar, A.; McConnell, J. C.; Parkinson, C. D.; Ballester, G. E. Hbrard, G.; Lecavelier des tangs, A.; Vidal-Madjar, A.; Dsert, J. Parkinson (Caltech/JPL, USA). in upper atmosphere, oxygen and carbon also in the upper atmosphere. These dust-disk searches reveal surprising characteristics of planet-forming disks, and no two look the same. greater light-gathering ability. Corrections? Astronomers Claim Discovery of Earth-like Planet", http://www.sciam.com/article.cfm?articleID=25A261F0-E7F2-99DF-313249A4883E6A86&chanID=sa007, "Astronomers do it Again: Find Organic Molecules Around Gas Planet", http://www.nasa.gov/mission_pages/spitzer/news/spitzer-20091020.html, "Organic Molecules Detected in Exoplanet Atmosphere", http://www.universetoday.com/2009/10/20/organic-molecules-detected-in-exoplanet-atmosphere/, Unlocking the Secrets of an Alien World's Magnetic Field, "European astronomers observe first evaporating planet", http://www.spacetelescope.org/news/html/heic0303.html, http://www.newscientist.com/article.ns?id=dn7186, "Hubble Makes First Direct Measurements of Atmosphere on World Around another Star", http://hubblesite.org/newscenter/archive/releases/2001/38/text, http://www.newscientist.com/article.ns?id=dn4634, "NASA's Spitzer Marks Beginning of New Age of Planetary Science", http://www.jpl.nasa.gov/news/news.cfm?release=2005-050, "Oxygen and carbon discovered in exoplanet atmosphere 'blow-off'", http://www.spacetelescope.org/news/html/heic0403.html, http://www.nature.com/news/2005/050321/full/news050321-9.html, AAVSO Variable Star Of The Season. It is the first extrasolar planet discovered by its transit across the face of its star, as well as the first extrasolar planet whose mass has been directly measured. planets, a reference to the Greek God Khtn, used for Greek deities from The observations of structure and chemical make-up of the atmosphere were made in ultraviolet light, using Hubble's spectrograph STIS. and in space. 2001: Hubble detected the element sodium in the lower part of HD 209458b's It is a hot gaseous giant orbiting very close to the host star HD 209458. Papers from both teams were published simultaneously in the same issue of the Astrophysical Journal. HD 209458 is an 8th-magnitude star in the constellation Pegasus. Spectroscopic studies first revealed the presence of a planet around HD 209458 on November 5, 1999. the first planet detected through more than one method, an extrasolar planet known to have an atmosphere, an extrasolar planet found to have an atmosphere containing oxygen and carbon, the first extrasolar gas giant to have its superstorm measured. HD 209458 b was also the first exoplanet to have a confirmed atmosphere. Astronomers had made careful photometric measurements of several stars known to be orbited by planets, in the hope that they might observe a dip in brightness caused by the transit of the planet across the star's face. [5] They found that the planet albedo is significantly larger in blue light than in the red, most probably due to Rayleigh scattering and molecular absorption in the red. The Kepler Mission, scheduled In mid January 2008, spectral observation during the planet's transit using that model found that if molecular hydrogen exists, it would have an atmospheric pressure of 410 30 mbar of 0.1564 solar radii. Albedo of Exoplanet HD 209458b - IOPscience Artists conception of the extrasolar ring system circling the young giant planet or brown dwarf J1407b. The star is located 161.87 light years or 49.63 parsecs from the Earth based on the latest parallax records from the Hipparcos satellite. "Magnetic moment and plasma environment of HD 209458b as determined from Ly observations". Rowe, Jason F.; Matthews, Jaymie M.; Seager, Sara; Sasselov, Dimitar; Kuschnig, Rainer; Guenther, David B.; Moffat, Anthony F. J.; Rucinski, Slavek M. Hubeny, Ivan; Burrows, Adam (2009). On October 20, 2009, researchers at JPL announced the discovery of water vapor, carbon dioxide, and methane in the atmosphere. The planet revolves around HD 209458, a yellow Sun-like star 150 light-years away in the constellation Pegasus. HD 209458 b will not evaporate entirely, although it may have lost up to about 7% of its mass over its estimated lifetime of 5 billion years. Science Writer: Astronomers estimate the amount of hydrogen gas escaping HD 209458b HD 209458 b. HD 209458 b (sometimes unofficially called Osiris) is an exoplanet that orbits the solar analog HD 209458 in the constellation Pegasus, some 150 light-years from the Solar System. Apparent Magnitude is also known as Visual Magnitude. Seager; Whitney, B. Other Worlds - Webb/NASA HD 209458 b - an Exoplanet - Assignment Point planet passed in front of its parent star and partly eclipsed it. Hot Jupiter exoplanet in the constellation Vulpecula. (officially known as HD 209458b) passing in front of its parent star, and found The results defied theoretical expectations in several ways. If confirmed, HD 209458 b could be a prime example of a carbon planet. [15][30][31] Later, Very Large Telescope observations also detected the presence of carbon monoxide on the day side of the planet. the positions and distances of stars several hundred times more accurately They write new content and verify and edit content received from contributors. Jackson, Brian; Richard Greenberg; Rory Barnes (2008). Accordingly, scientists have extensively studied the exoplanet's atmosphere with high- and low-resolution instruments, both from the ground and space. In 1999 two teams working independently (one team . NASA - National Aeronautics and Space Administration, Follow this link to skip to the main content, This artist's illustration shows a dramatic close-up of the scorched extrasolar planet HD 209458b in its orbit only 4 million miles from its yellow, Sun-like star. HD 209458 is a seventh-magnitude star about 150 light-years away in the constellation Pegasus. Planetpedia is a FANDOM Lifestyle Community. Today, thousands of exoplanets (planets around other stars) are known to exist. At that pressure the temperature is 2200260 K.[16], Observations by the orbiting Microvariability and Oscillations of STars telescope initially limited the planet's albedo (or reflectivity) below 30%, making it a surprisingly dark object. The blueness of the planet may be the result of Rayleigh scattering. and now the first to have an atmosphere containing oxygen and carbon. It is a G0V star, and is thus very similar to the Sun.
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