• Thumbnail for Galactic habitable zone
    astrophysics, 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...
    25 KB (3,151 words) - 11:57, 12 March 2025
  • 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...
    139 KB (13,879 words) - 03:02, 4 June 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 (12,117 words) - 14:50, 11 May 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 (5,264 words) - 15:57, 6 February 2025
  • Thumbnail for Planetary habitability
    galactic environment may also impact habitability. Scientists considered the possibility that particular areas of galaxies (galactic habitable zones)...
    111 KB (13,139 words) - 14:56, 1 June 2025
  • Thumbnail for Neocatastrophism
    bursts have acted as a galactic regulation mechanism in the Milky Way upon the emergence of complex life in its habitable zone. It is one of several proposed...
    5 KB (526 words) - 06:19, 26 June 2024
  • Thumbnail for Milky Way
    Sun, and thus the Solar System, is located in the Milky Way's galactic habitable zone. There are about 208 stars brighter than absolute magnitude 8.5...
    219 KB (22,003 words) - 03:00, 2 June 2025
  • Thumbnail for List of potentially habitable exoplanets
    water Galactic habitable zone Goldilocks principle Habitable zone - Habitable zone for complex life Habitability of binary star systems Habitability of natural...
    69 KB (3,839 words) - 09:44, 30 May 2025
  • 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 (3,779 words) - 14:38, 17 April 2025
  • intelligent design. Gonzalez coined the term Galactic Habitable Zone based on the work 'The Galactic Habitable Zone: Galactic Chemical Evolution', a collaboration...
    10 KB (1,164 words) - 10:25, 3 January 2025
  • 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...
    10 KB (1,216 words) - 23:09, 2 June 2025
  • 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...
    36 KB (3,572 words) - 23:13, 4 June 2025
  • Thumbnail for NGC 5964
    NGC 5964 thus does not have a galactic habitable zone like the Milky Way. For the Milky Way, the galactic habitable zone is commonly believed to be an...
    3 KB (212 words) - 17:07, 5 April 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 (6,092 words) - 13:07, 23 May 2025
  • their purpose was to alter the fabric of space in the region, to make it habitable for the Sphere Builders. One area of the Expanse, 700 million kilometers...
    32 KB (4,091 words) - 01:01, 2 February 2025
  • Thumbnail for NGC 6118
    the galaxy thus does not have a galactic habitable zone like the Milky Way. For the Milky Way, the galactic habitable zone is commonly believed to be an...
    8 KB (660 words) - 22:07, 5 September 2024
  • Thumbnail for NGC 45
    distorted. NGC 45 thus does not have a galactic habitable zone. For the Milky Way, the galactic habitable zone is commonly believed to be an annulus with...
    12 KB (740 words) - 06:49, 31 August 2024
  • Thumbnail for Life
    Charles H.; Fenner, Yeshe; Gibson, Brad K. (January 2004). "The Galactic Habitable Zone and the age distribution of complex life in the Milky Way". Science...
    112 KB (11,084 words) - 23:26, 3 June 2025
  • Thumbnail for NGC 17
    merger destroyed any galactic habitable zone that may have been there before the merger. For the Milky Way, the galactic habitable zone is commonly believed...
    4 KB (383 words) - 16:18, 24 December 2024
  • associated with such a state Galactic Habitable Zone, the region of a galaxy that is favorable to the formation of life Green Hill Zone, the first level in Sonic...
    499 bytes (99 words) - 17:10, 14 February 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 (5,676 words) - 01:13, 25 May 2025
  • mission would be to search for and image Earth-size habitable exoplanets in the habitable zones of their stars, where liquid water can exist, by using...
    7 KB (616 words) - 05:10, 4 June 2025
  • Thumbnail for G-type main-sequence star
    71 (October 1989), pp. 245–266. Mullen, Leslie (18 May 2001). "Galactic Habitable Zones". Astrobiology Magazine. Archived from the original on 7 August...
    12 KB (1,170 words) - 14:37, 20 March 2025
  • Thumbnail for Habitability of neutron star systems
    PSR B1257+12 are close to the habitable zone and as of 2015, no known pulsar planet is likely to be habitable. A habitable planet orbiting a neutron star...
    5 KB (575 words) - 03:55, 31 October 2024
  • Thumbnail for Solar System
    April 2022. Retrieved 1 April 2022. Mullen, Leslie (18 May 2001). "Galactic Habitable Zones". Astrobiology Magazine. Archived from the original on 7 August...
    224 KB (21,986 words) - 04:36, 29 May 2025
  • Thumbnail for Drake equation
    S2CID 7612499. Lineweaver, C. H.; Fenner, Y.; Gibson, B. K. (2004). "The Galactic Habitable Zone and the Age Distribution of Complex Life in the Milky Way". Science...
    74 KB (8,662 words) - 21:45, 23 May 2025
  • Thumbnail for Life on Venus
    that delivered water to Earth was common to all the planets near the habitable zone, it has been estimated that liquid water could have existed on its surface...
    56 KB (6,133 words) - 06:03, 20 May 2025
  • Thumbnail for Interacting galaxy
    the primary galaxy's spiral arms. An example of a major interaction is a galactic collision, which may lead to a galaxy merger. A giant galaxy interacting...
    13 KB (1,149 words) - 20:51, 25 May 2025
  • Thumbnail for Fermi paradox
    circumstances, such as a galactic habitable zone, a star and planet(s) having the requisite conditions, such as enough of a continuous habitable zone, the advantage...
    143 KB (16,280 words) - 07:16, 3 June 2025