• Thumbnail for Habitable zone
    In astronomy and astrobiology, the habitable zone (HZ), or more precisely the circumstellar habitable zone (CHZ), is the range of orbits around a star...
    134 KB (13,720 words) - 16:19, 6 November 2024
  • Thumbnail for Galactic habitable zone
    the galactic habitable zone is the region of a galaxy in which life is most likely to develop. The concept of a galactic habitable zone analyzes various...
    25 KB (3,156 words) - 14:08, 12 August 2024
  • Thumbnail for List of potentially habitable exoplanets
    Galactic habitable zone Goldilocks principle Habitable zone - Habitable zone for complex life Habitability of binary star systems Habitability of orange...
    58 KB (3,095 words) - 04:13, 6 January 2025
  • Thumbnail for Habitable zone for complex life
    A Habitable Zone for Complex Life (HZCL) is a range of distances from a star suitable for complex aerobic life. Different types of limitations preventing...
    48 KB (5,282 words) - 08:20, 6 January 2025
  • Thumbnail for Planetary habitability
    Environments do not need to contain life to be considered habitable nor are accepted habitable zones (HZ) the only areas in which life might arise. As the...
    111 KB (13,108 words) - 19:36, 11 December 2024
  • Thumbnail for Habitability of natural satellites
    atmosphere and geology. Of the natural satellites in the Solar System's habitable zone – the Moon, two Martian satellites (though some estimates put those...
    38 KB (3,770 words) - 19:18, 29 November 2024
  • Thumbnail for Habitability of yellow dwarf systems
    the only ones in which the habitable zone coincides completely with the ultraviolet habitable zone. Since the habitable zone is farther away in more massive...
    35 KB (3,480 words) - 05:39, 11 December 2024
  • Thumbnail for Exoplanet
    the habitable zone. Assuming there are 200 billion stars in the Milky Way, it can be hypothesized that there are 11 billion potentially habitable Earth-sized...
    147 KB (15,956 words) - 13:15, 27 December 2024
  • Thumbnail for K2-18b
    K2-18b (category Super-Earths in the habitable zone)
    6 times the radius of Earth, with a 33-day orbit within the star's habitable zone. This means it receives about a similar amount of starlight as the Earth...
    44 KB (5,105 words) - 18:26, 3 January 2025
  • confirmed exoplanet, named TOI-715 b, a super-Earth orbiting in its habitable zone. Another planet in the system is suspected. The star has an apparent...
    8 KB (830 words) - 01:16, 27 October 2024
  • Thumbnail for Super-Earth
    super-Earths within the Gliese 581 planetary system, both on the edge of the habitable zone around the star where liquid water may be possible on the surface. With...
    63 KB (7,370 words) - 07:54, 6 January 2025
  • Thumbnail for Habitability of red dwarf systems
    indeterminate reasons. On the other hand, 3D climate models favor habitability and wider habitable zones for slow rotating and tidally locked planets. A major impediment...
    47 KB (5,683 words) - 08:51, 12 December 2024
  • Thumbnail for Habitability of K-type main-sequence star systems
    habitable zone Habitability of F-type main-sequence star systems Habitability of neutron star systems Habitability of red dwarf systems Habitability of...
    10 KB (972 words) - 05:08, 30 November 2024
  • Thumbnail for Habitability of F-type main-sequence star systems
    F9.5 concluded that exoplanets/moons around exoplanets orbiting in habitable zones of F-type stars would receive excessive UV damage as compared to the...
    13 KB (1,472 words) - 05:44, 11 December 2024
  • Thumbnail for Planetary system
    Planetary system (redirect from Venus zone)
    difficult to observe. Of particular interest to astrobiology is the habitable zone of planetary systems where planets could have surface liquid water,...
    48 KB (5,539 words) - 06:43, 6 January 2025
  • TOI-715 b (category Super-Earths in the habitable zone)
    TOI-715 b is a super-Earth exoplanet in the habitable zone of its parent M-type star, TOI-715. The planet is 1.55 times larger than Earth, and is located...
    7 KB (621 words) - 06:26, 20 November 2024
  • Thumbnail for List of multiplanetary systems
    Discovers Habitable Zone Planet in GJ 357 System". SciTechDaily. Archived from the original on 2019-08-01. Retrieved 2019-08-01. "Potentially habitable 'super-Earth'...
    266 KB (9,014 words) - 10:27, 6 January 2025
  • Thumbnail for Red dwarf
    Gliese 581d, which is also potentially habitable, was discovered. Gliese 581c and d are within the habitable zone of the host star, and are two of the most...
    36 KB (4,231 words) - 12:24, 3 January 2025
  • Thumbnail for Rare Earth hypothesis
    others, a galactic habitable zone; a central star and planetary system having the requisite character (i.e. a circumstellar habitable zone); a terrestrial...
    104 KB (12,134 words) - 20:39, 5 January 2025
  • Thumbnail for Gliese 581c
    upon the planet's habitability. Based on newer models of the habitable zone, the planet is likely too hot to be potentially habitable. In astronomical...
    38 KB (3,772 words) - 03:01, 15 November 2024
  • Thumbnail for Kepler-22b
    Kepler-22b (category Exoplanets in the habitable zone)
    Interest designation KOI-087.01) is an exoplanet orbiting within the habitable zone of the Sun-like star Kepler-22. It is located about 640 light-years...
    19 KB (1,838 words) - 14:54, 15 November 2024
  • Thumbnail for Kepler-186f
    Kepler-186f (category Exoplanets in the habitable zone)
    designation KOI-571.05) is an Earth-sized exoplanet orbiting within the habitable zone of the red dwarf star Kepler-186, the outermost of five such planets...
    32 KB (3,118 words) - 14:55, 10 December 2024
  • Thumbnail for LHS 1140 b
    LHS 1140 b (category Super-Earths in the habitable zone)
    LHS 1140 b is an exoplanet orbiting within the conservative habitable zone of the red dwarf LHS 1140. Discovered in 2017 by the MEarth Project, LHS 1140...
    15 KB (1,630 words) - 06:55, 25 December 2024
  • containing 34 exoplanets, 11 of which probably lie inside their star's habitable zone. There are roughly 2,000 stars at a distance of up to 50 light-years...
    28 KB (2,152 words) - 03:29, 24 December 2024
  • Thumbnail for Kepler-452b
    Kepler-452b (category Super-Earths in the habitable zone)
    candidate super-Earth exoplanet orbiting within the inner edge of the habitable zone of the sun-like star Kepler-452 and is the only planet in the system...
    21 KB (2,002 words) - 19:19, 14 December 2024
  • Thumbnail for Planetary habitability in the Solar System
    Planetary habitability in the Solar System is the study that searches the possible existence of past or present extraterrestrial life in those celestial...
    54 KB (6,065 words) - 20:24, 5 December 2024
  • Thumbnail for HD 219134
    orbit inside the habitable zone. The planet candidate HD 219134 g may orbit slightly interior to the inner edge of the habitable zone based on its initially...
    19 KB (1,292 words) - 02:21, 6 January 2025
  • Thumbnail for Alpha Centauri
    planet: Proxima b, an Earth-sized planet in the habitable zone (though it is unlikely to be habitable), one candidate planet, Proxima d, sub-Earth which...
    118 KB (11,158 words) - 06:28, 2 January 2025
  • planetary habitability is complex and defined by several factors. Being in the habitable zone is not enough for a planet to be habitable, not even to...
    121 KB (14,257 words) - 12:21, 3 January 2025
  • Thumbnail for TRAPPIST-1
    habitable zone has led to an increase in studies on planetary habitability. The planets are considered prototypical for the research on habitability of...
    186 KB (20,583 words) - 05:49, 6 January 2025