Concept

BD+14 4559 b

Summary
BD+14 4559 b, named Pirx, is an exoplanet orbiting the K-type main sequence star BD+14 4559 about 161 light-years (49 parsecs, or nearly 1.5e15 km) from Earth in the constellation Pegasus. It orbits its star within the habitable zone at a distance of 0.777 AU, close to that of Venus, but its star is less energetic, thus its habitable zone is closer to it than Earth. The exoplanet was found by using the radial velocity method, from radial-velocity measurements via observation of Doppler shifts in the spectrum of the planet's parent star. The planet was named during the NameExoWorlds campaign by Poland. Pilot Pirx is a fictional character from stories by Polish science-fiction writer Stanisław Lem. Characteristics Mass, radius and temperature BD+14 4559 b is a gas giant, an exoplanet that has a radius and mass around that of the gas giants Jupiter and Saturn. It has a temperature of . It has an estimated mass of around 1.2 and a po
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