Astrobiology

Latest Research and Reviews

News and Comment

  • Comments & Opinion |

    The question of the possibility of life beyond Earth, as framed by the Drake equation, can be quantified to show that habitable environments for life as we know it are commonplace in the Galaxy.

    • Stephen J. Mojzsis
    Nature Astronomy 5, 1083-1085
  • Editorial |

    After years of relative neglect, Venus is enjoying renewed interest, with several missions bound to reach it in the next decade. Many questions about its nature still need to be answered, including regarding the highly debated presence of phosphine.

  • News & Views |

    Cassini measurements suggest hydrothermal activity on Enceladus that could support methanogenesis. Bayesian analysis of models simulating an abiotic or biotic ocean indicates the latter is more probable so long as abiogenesis is sufficiently likely to occur.

    • Laura M. Barge
    •  & Laura E. Rodriguez
    Nature Astronomy 5, 740-741
  • Comments & Opinion |

    That the interstellar object 1I/2017 U1 (‘Oumuamua) could be an extraterrestrial artefact is an unorthodox hypothesis. From a philosophical perspective, however, the structure of the underlying argument for the hypothesis is flawed.

    • Christopher Cowie
    Nature Astronomy 5, 526-527