article_snippet: Getting to Mars is no easy feat:
article_snippet: But it seems that, aside from an engineering breakthrough, we can’t really shorten these times - and one scientist thinks it’s unlikely we’ll send humans within five decades, not the 2030s as Nasa believes.
article_snippet: ‘Despite what people say, people are a long way from reaching Mars,’ Dr Bertolami told MailOnline.
article_snippet: I see no way of reaching Mars in five decades,’ said Dr Bertolami.
article_snippet: n’t believe one can reach Mars through a brute force approach.
article_snippet: I would never consider Mars before reaching this scientific level.
article_snippet: Mars is a complicated business, and you have to start with a strategy,’ Dr Bertolami said.
article_snippet: But again, I think we are still a long way to reaching that.
highlights_snippet: MailOnline thinks Nasa's plan to land humans there in the 2030s is not feasible .
  