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an open source database of all discovered extrasolar planets

Wolf 359

The planetary system Wolf 359 hosts at least 2 planets.

  System parameters
Primary system name Wolf 359
Alternative system names GJ 406
Right ascension 10 56 28.8262
Declination +07 00 52.3440
Distance [parsec] 2.420±0.007
Distance [lightyears] 7.89±0.02
Number of stars in system 1
Number of planets in system 2

ArchitectureArchitecture of the system

This list shows all planetary and stellar components in the system. It gives a quick overview of the hierarchical architecture.

  •  Wolf 359, stellar object
    •  Wolf 359 b, planet, semi-major axis: 1.8±0.3 AU
      •  Wolf 359 c, planet, semi-major axis: 0.018±0.002 AU

      PlanetsPlanets in the system

      This table lists all planets in the system Wolf 359.

        Wolf 359 b Wolf 359 c
      Alternative planet names GJ 406 b GJ 406 c
      Description Wolf 359 is the fifth closest star to the Sun. It is a young, low mass M-dwarf star and might host a yet unconfirmed planetary system. The Wolf 359 star system was featured in the Star Trek: The Next Generation episode The Best of Both Worlds.
      Lists Controversial
      Mass [Mjup] 0.14+0.09−0.08 0.012+0.006−0.005
      Mass [Mearth] 44+30−24 3.8+1.9−1.6
      Radius [Rjup] N/A N/A
      Radius [Rearth] N/A N/A
      Orbital period [days] 2938±436 2.6869+0.0004−0.0003
      Semi-major axis [AU] 1.8±0.3 0.018±0.002
      Eccentricity 0.04+0.27−0.04 0.15+0.20−0.15
      Equilibrium temperature [K] N/A N/A
      Discovery method RV
      Discovery year 2019
      Last updated [yy/mm/dd] 19/06/14

      starStars in the system

      This table lists all stars in the system Wolf 359.

        Wolf 359
      Alternative star names GJ 406
      Mass [MSun] N/A
      Radius [RSun] N/A
      Age [Gyr] N/A
      Metallicity [Fe/H] N/A
      Temperature [K] N/A
      Spectral type M6V
      Visual magnitude 13.50

      Planet sizes

      The following plot shows the approximate sizes of the planets in this system The Solar System planets are shown as a comparison. Note that unless the radius has been determined through a transit observation, this is only an approximation (see Lissauer et al. 2011b).

      PlutoMercuryMarsVenusEarthNeptuneUranusSaturnJupiterWolf 359 bWolf 359 c

      referencesScientific references and contributors

      Links to scientific papers and other data sources

      No links found.

      This table lists all links which are relevant to this particular system. Note that this is just a summary. More references to the scientific publications and comments can be found in the commit messages. To see these, head over the github or click here to directly go to the git blame output of this system. In the left column of the output you can see the commit message corresponding to each parameter. It also lists the date of the last commit and the person making the changes. Within the commit message, you will find a link to the scientific publication where the data is taken from. Note that this is a new feature and not all system parameters might have a reference associated with it yet. Please help making this catalogue better and contribute data or references!

      Open Exoplanet Catalogue contributors

      Contributor E-mail Number of commits
      Hanno Rein hanno(at) 4

      This table lists all people who have contributed to the Open Exoplanet Catalogue. Please consider contributing! Click here to find out how. You can also view all commits contributing to this file on github.

      xmlData download

      You can download the xml file corresponding to this planetary system, which is part of the Open Exoplanet Catalogue. All information on this page has been directly generated from this XML file. You can also download the entire catalogue over at github. If you prefer to download the dataset as an ASCII tables, you might find the oec_tables repository useful.


      If you spot an error or if you can contribute additional data to this entry, please send an e-mail to Please include the corrected xml file and a reference to where the new data is coming from, ideally a scientific paper. If you are fluent with git and github, you can also create a pull request or open an issue on the Open Exoplanet Catalogue repository. Please include the reference to the relevant scientific paper in your commit message.