• Thumbnail for Viking lander biological experiments
    identical Viking program landers each carried four types of biological experiments to the surface of Mars. The first successful Mars landers, Viking 1 and...
    50 KB (5,561 words) - 20:27, 22 May 2025
  • Thumbnail for Viking 1
    NASA's Viking program. The lander touched down on Mars on July 20, 1976, the first successful Mars lander in history. Viking 1 operated on Mars for 2,307...
    27 KB (2,496 words) - 16:00, 10 April 2025
  • in the soil analyzed by both Viking 1 and 2. The study determined that perchlorate—discovered in 2008 by Phoenix lander—can destroy organic compounds...
    213 KB (20,771 words) - 17:00, 22 May 2025
  • Thumbnail for Thermal and Evolved Gas Analyzer
    Analysis at Mars Urey instrument Viking lander biological experiments (Viking program) "TEGA - Phoenix 2007 Mars Scout Lander". planetary.chem.tufts.edu. Archived...
    3 KB (268 words) - 01:27, 14 June 2024
  • Thumbnail for Viking program
    under the lander body. The scientific payload had a total mass of approximately 91 kg (201 lb). The Viking landers conducted biological experiments designed...
    44 KB (4,203 words) - 04:44, 2 June 2025
  • Thumbnail for Outline of extraterrestrial life
    extraterrestrial life has ever been found. Astrobiology Mars Viking lander biological experiments Meteorites Allan Hills 77005 Allan Hills 84001 Murchison...
    5 KB (385 words) - 16:51, 19 August 2024
  • Thumbnail for Mario Crocco
    microorganism thought to have been detected on Mars by the Viking lander biological experiments in 1976. Though these findings were later deemed inconclusive...
    5 KB (527 words) - 08:15, 28 May 2025
  • (1865) Nakhla meteorite (1911) Murchison meteorite (1969) Viking lander biological experiments (1976) Allan Hills 77005 (1977) Allan Hills 84001 (1984)...
    7 KB (781 words) - 19:30, 4 September 2024
  • (1865) Nakhla meteorite (1911) Murchison meteorite (1969) Viking lander biological experiments (1976) Allan Hills 77005 (1977) Allan Hills 84001 (1984)...
    15 KB (1,472 words) - 19:16, 30 May 2025
  • Thumbnail for Assembly theory
    chemical signatures that are unique to life. For example, the Viking lander biological experiments detected molecules that could be explained by either living...
    16 KB (1,914 words) - 05:26, 2 June 2025
  • Thumbnail for Atmospheric electricity
    observing the sparks from a charged piece of amber. Benjamin Franklin's experiments showed that electrical phenomena of the atmosphere were not fundamentally...
    29 KB (3,428 words) - 18:38, 2 March 2025
  • (1865) Nakhla meteorite (1911) Murchison meteorite (1969) Viking lander biological experiments (1976) Allan Hills 77005 (1977) Allan Hills 84001 (1984)...
    4 KB (390 words) - 01:19, 20 March 2025
  • Zoo hypothesis (category Biological hypotheses)
    the "laboratory" hypothesis, in which humanity is being subjected to experiments, with Earth serving as a giant laboratory. Ball describes this hypothesis...
    23 KB (2,793 words) - 23:59, 23 May 2025
  • Thumbnail for Beagle 2
    Beagle 2 (category Derelict landers (spacecraft))
    Mars Viking landers – Pair of NASA landers and orbiters sent to Mars in 1976 Viking lander biological experiments – Mars life detection experiments List...
    40 KB (4,224 words) - 03:57, 26 May 2025
  • (1865) Nakhla meteorite (1911) Murchison meteorite (1969) Viking lander biological experiments (1976) Allan Hills 77005 (1977) Allan Hills 84001 (1984)...
    8 KB (753 words) - 17:49, 24 May 2025
  • Chlorobenzene (C 6H 5Cl), for example, was detected as early as the Viking lander biological experiments and later in sedimentary rocks by Curiosity. However some...
    102 KB (10,272 words) - 06:44, 2 June 2025
  • Thumbnail for Neocatastrophism
    Neocatastrophism (category Biological hypotheses)
    (1865) Nakhla meteorite (1911) Murchison meteorite (1969) Viking lander biological experiments (1976) Allan Hills 77005 (1977) Allan Hills 84001 (1984)...
    5 KB (526 words) - 06:19, 26 June 2024
  • Spacecraft instrument to detect biosignatures Viking lander biological experiments – Mars life detection experiments Chang, Kenneth (12 September 2016). "Visions...
    62 KB (5,769 words) - 02:27, 4 May 2025
  • implausible" and that "they do not appear to have been developed with a single biological theory in mind". Day also noted, concerning the scientists who talk about...
    12 KB (1,448 words) - 06:22, 1 December 2024
  • Signs Of LIfe Detector (category Space science experiments)
    unambiguous biological origin is fundamental for the confirmation of present or past life, but the 1976 Viking lander biological experiments failed to detect...
    18 KB (1,730 words) - 00:03, 23 January 2023
  • Thumbnail for Rare Earth hypothesis
    Earth hypothesis argues that the origin of life and the evolution of biological complexity, such as sexually reproducing, multicellular organisms on Earth...
    104 KB (12,117 words) - 14:50, 11 May 2025
  • Thumbnail for Atmosphere of Mars
    of past or present life on Mars (see Viking lander biological experiments). Since then, many orbiters and landers have been sent to Mars to measure different...
    149 KB (15,316 words) - 05:37, 13 May 2025
  • Thumbnail for VVV-WIT-07
    (1865) Nakhla meteorite (1911) Murchison meteorite (1969) Viking lander biological experiments (1976) Allan Hills 77005 (1977) Allan Hills 84001 (1984)...
    7 KB (655 words) - 13:51, 21 March 2025
  • Thumbnail for Rafael Navarro-Gonzalez
    (1865) Nakhla meteorite (1911) Murchison meteorite (1969) Viking lander biological experiments (1976) Allan Hills 77005 (1977) Allan Hills 84001 (1984)...
    4 KB (214 words) - 06:08, 7 August 2024
  • ExoMars Mars Science Laboratory Viking biological experiments "A Proposal for a New Mission to Mars: The Biological Oxidant and Life Detection (BOLD)...
    9 KB (841 words) - 11:41, 29 December 2024
  • not be threatened. In continued speculation, and assuming that there was land in this habitable zone, it would be likely to form large networks of river...
    21 KB (2,374 words) - 16:57, 9 December 2024
  • Thumbnail for Kepler-1649c
    (1865) Nakhla meteorite (1911) Murchison meteorite (1969) Viking lander biological experiments (1976) Allan Hills 77005 (1977) Allan Hills 84001 (1984)...
    9 KB (882 words) - 15:07, 16 May 2025
  • (1865) Nakhla meteorite (1911) Murchison meteorite (1969) Viking lander biological experiments (1976) Allan Hills 77005 (1977) Allan Hills 84001 (1984)...
    4 KB (416 words) - 06:53, 18 February 2025
  • Thumbnail for ASASSN-V J213939.3-702817.4
    (1865) Nakhla meteorite (1911) Murchison meteorite (1969) Viking lander biological experiments (1976) Allan Hills 77005 (1977) Allan Hills 84001 (1984)...
    5 KB (357 words) - 04:28, 4 May 2025
  • Thumbnail for Exploration of Mars
    to contact the surface were two Soviet probes: Mars 2 lander on November 27 and Mars 3 lander on December 2, 1971—Mars 2 failed during descent and Mars...
    123 KB (11,279 words) - 02:59, 2 June 2025