• Question: what planets could we live on?

    Asked by jsliverpool to Ailsa, Evan, James, Kath, Ryan on 15 Jun 2011. This question was also asked by thedoctor2000, motherbear, thecodfather963.
    • Photo: Evan Keane

      Evan Keane answered on 14 Jun 2011:


      We could only live on a planet where the temperature was suitable so there was water. If the planet was too near its sun then it would be too hot and there would be no water (and remember we are made of water and need it for life!). If the planet is too far away then it is too cold and you just get an icy planet like Neptune or Uranus. You couldn’t live there. If the temperature is not too hot and not too cold but just right then we could live on the planet. I think you can see why planets like this are said to be in the “goldilocks zone” where things are “just right” for us .:)

    • Photo: Kath O'Reilly

      Kath O'Reilly answered on 14 Jun 2011:


      But can we live in greenhouses on Mars?

    • Photo: Ryan Ladd

      Ryan Ladd answered on 15 Jun 2011:


      I guess we could live just about anywhere with enough technology! Whilst Evan is right, look at people living in space stations. Space has no water, no air and without the protection of their space suits would kill astronauts in seconds! Yet with our technology these people manage to live in space for weeks or even months. The big problem is they’re not self sufficient, that is, they need food and other supplies to be brought to them from Earth. One day though, perhaps we’ll be able to bring with us everything we need to travel to other planets and live comfortably!

    • Photo: Ailsa Powell

      Ailsa Powell answered on 15 Jun 2011:


      I quite like living on this one 🙂

      Whereas Kath’s greenhouses on Mars may be a nice place to live, I’m not sure I would enjoy the couple of years it would take to get to Mars! 🙂

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