HD 40307 c is an extrasolar planet orbiting the star HD 40307, located 42 light-years away in the direction of the southern constellation of Pictor. The planet was discovered by the radial velocity method, using the HARPS apparatus, in June 2008.

Oct 25, 2024 · HD 40307 c is a Neptune-like exoplanet that orbits a K-type star. Its mass is 6.6 Earths, it takes 9.6 days to complete one orbit of its star, and is 0.0799 AU from its star. Its discovery was announced in 2009.

HD 40307 is an orange main-sequence star located approximately 42 light-years away in the constellation of Pictor (the Easel), taking its primary name from its Henry Draper Catalogue designation. It is calculated to be slightly less massive than the Sun.

Nov 9, 2012 · A multinational team of astronomers using data from ESO's HARPS instrument has discovered a new exoplanet in the habitable zone around the nearby dwarf star HD 40307.

Orange star HD 40307 is located 42 light years away from the Sun. It is a single star of spectral class K2.5V C, that has 75 % of solar mass. There are multiple known exoplanets in this system.

Habitable-zone super-Earth candidate in a six-planet system around the K2.5V star HD 40307 Tuomi et al. 2013 | Reference Overview Stellar Parameters and Metallicities of Stars Hosting Jovian and Neptunian Mass Planets: A Possible Dependence of …

HD 40307 g is an exoplanet candidate suspected to be orbiting in the habitable zone of HD 40307. It is located 42 light-years away in the direction of the southern constellation Pictor.

HD 40307 c is an exoplanet orbiting the star HD 40307, located about 42.4 light-years (13.0 pc) away from Solar System. Its discovery was publicly announced on 2008. The host star HD 40307 has apparent magnitude of 7.2, with absolute magnitude of 6.6.

The planetary system HD 40307 hosts at least 6 planets. This list shows all planetary and stellar components in the system. It gives a quick overview of the hierarchical architecture. This table lists all planets in the system HD 40307. The HD 40307 system hosts four confirmed planets.

Apr 7, 2009 · Mayor et al. recently announced the discovery of a system of three planets, b, c, and d, orbiting the K dwarf HD 40307. This system is unique because it is the first detected system in which all three companions have minimum masses less than 10 M ⊕ .