English Biosignature Cited by user Mcurr on 10 Jun 2019 A biosignature (sometimes called chemical fossil or molecular fossil) is any substance – such as an element, isotope, or molecule – or phenomenon that provides…
English Alpha Centauri Cited by user Lithopsian on 03 Jan 2019 Alpha Centauri (Latinized from α Centauri, abbreviated Alpha Cen or α Cen) is the closest star system to the Solar System at from the Sun.
English High Accuracy Radial Velocity Planet Searcher Cited by user Timberhilly on 25 Oct 2018 The High Accuracy Radial velocity Planet Searcher (HARPS) is a high-precision echelle planet finding spectrograph installed in 2002 on the ESO's 3.6m telescope at La…
English List of potentially habitable exoplanets Cited by user Yiosie2356 on 17 Oct 2017 This is a list of potentially habitable exoplanets and possible exoplanets. The list is based on estimates of habitability by the Habitable Exoplanets Catalog (HEC), and…
English Circumstellar habitable zone Cited by user Polyamorph on 28 Feb 2017 In astronomy and astrobiology, the circumstellar habitable zone (CHZ), or simply the habitable zone, is the range of orbits around a star within which a planetary…
English Milky Way Cited by user Polyamorph on 28 Feb 2017 The Milky Way is the galaxy that contains our Solar System. The descriptive "milky" is derived from the appearance from Earth of the galaxy – a band of light seen in the…
English Proxima Centauri b Cited by user 99.228.9.45 on 15 Dec 2016 }} Proxima Centauri b (also called Proxima b or Alpha Centauri Cb) is an exoplanet orbiting in the habitable zone of the red dwarf star Proxima Centauri, which is the…
Finnish Proxima Centauri b Cited by user 87.100.224.20 on 26 Sep 2016 Proxima Centauri b (mys nimell Proxima b) on eksoplaneetta, joka kiert Proxima Centauria.
English Earth Proxima Cited by user BatteryIncluded on 21 Sep 2016 Earth Proxima refers the closest confirmed exoplanet to Earth that exhibits similar conditions to our planet, therefore maximizing its chances of being habitable to…
English List of extrasolar candidates for liquid water Cited by user Alumnum on 04 Sep 2016 Most known extrasolar planetary systems appear to have very different compositions from the Solar System, though there is probably sample bias arising from the detection…
English Exoplanet Cited by user SiBerman on 26 Aug 2016 The High Accuracy Radial Velocity Planet Searcher (HARPS), since 2004) has discovered about a hundred exoplanets while the Kepler space telescope (since 2009) has found…
English Binary mass function Cited by user Gap9551 on 25 Aug 2016 In astronomy, the binary mass function or simply mass function is a function that constrains the mass of the unseen component (typically a star or exoplanet) in a single-l…
English List of nearest terrestrial exoplanet candidates Cited by user MarioProtIV on 24 Aug 2016 This list of nearest space terrestrial exoplanets candidates contains possible terrestrial ("rocky") exoplanets space at a distance of up to 50 light-years from the…
English Solar System Cited by user Serendipodous on 24 Aug 2016 The Solar System is the gravitationally bound system comprising the Sun and the objects that orbit it, either directly or indirectly.