habitable zone

  • How We’ll Get Our First Big Clue About Life On Proxima B

    How We’ll Get Our First Big Clue About Life On Proxima B

    Last week, astronomers announced that our nearest neighbouring star hosts an Earth-sized planet in the habitable zone — an exciting prospect for alien life, and a possible second home for humanity. But before we assemble the interstellar welcoming party to greet our cosmic neighbours, we need to figure out whether Proxima b is capable of…


  • New Scale Pinpoints Most Life-Friendly Alien Planets 

    New Scale Pinpoints Most Life-Friendly Alien Planets 

    Researchers at the University of Washington’s Virtual Planetary Laboratory have devised a new habitability index for judging how suitable alien planets might be for life. The point of the exercise is to help scientists prioritise future targets for close-ups from NASA’s yet-to-be-launched James Webb Space Telescope and other instruments.