Gliese 581f
E936751
Gliese 581f is a proposed exoplanet orbiting the red dwarf star Gliese 581, once considered a potentially habitable world but whose very existence remains unconfirmed and debated.
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
candidate exoplanet
ⓘ
proposed exoplanet ⓘ unconfirmed exoplanet ⓘ |
| announced | 2010 ⓘ |
| announcedBy |
R. Paul Butler
NERFINISHED
ⓘ
Steven S. Vogt NERFINISHED ⓘ |
| confirmationStatus | not confirmed by independent analyses ⓘ |
| controversy | signal may be an artifact of stellar activity or data sampling ⓘ |
| dataSource | radial velocity measurements of Gliese 581 ⓘ |
| discoveryMethod | radial velocity ⓘ |
| discoveryStatus | disputed ⓘ |
| discoveryTeam | Lick–Carnegie Exoplanet Survey NERFINISHED ⓘ |
| distanceFromEarth | approximately 20 light-years ⓘ |
| existenceStatus |
controversial
ⓘ
unconfirmed ⓘ |
| galacticLocation | Milky Way NERFINISHED ⓘ |
| habitabilityStatus |
habitability now regarded as highly uncertain
ⓘ
once considered potentially habitable ⓘ |
| hostStar | Gliese 581 NERFINISHED ⓘ |
| hostStarSpectralType | M3V ⓘ |
| hostStarType | red dwarf ⓘ |
| locatedIn |
Gliese 581 system
NERFINISHED
ⓘ
Libra constellation NERFINISHED ⓘ |
| minimumMass | approximately 7 Earth masses ⓘ |
| orbitalZone | outer region of Gliese 581 system ⓘ |
| orbits | Gliese 581 NERFINISHED ⓘ |
| planetType | super-Earth candidate ⓘ |
| relatedTo |
Gliese 581c
NERFINISHED
ⓘ
Gliese 581d NERFINISHED ⓘ Gliese 581g NERFINISHED ⓘ |
| researchTopic |
exoplanet detection limits in radial velocity data
ⓘ
false positives in exoplanet searches ⓘ |
| starCatalogDesignationOfHost | GJ 581 NERFINISHED ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.