This week, Elon Musk's company SpaceX revealed more details about how it plans to transport colonists to the planet Mars. There are a lot of open questions about how this will work, technically speaking, and who will pay for it. But there's another fundamental issue that must be addressed before anybody can reserve a seat on the first spaceship out: Is going to Mars even legal?
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Earlier this month Elon Musk's SpaceX successfully launched Falcon Heavy, the company's most powerful rocket yet. Inside was a red Tesla Roadster sports car with built-in cameras for capturing what it sees as well as a copy of Isaac Asimov's science fiction book series Foundation, and a plane engraved with 6,000 SpaceX employee names. The car's destination: Mars.
Earlier today, SpaceX CEO Elon Musk provided fresh details on the company's plans to create a permanent, self-sustaining human on Mars. The key to the mission will be "reuseable" rocket technology which will help to keep costs down. If Musk can be believed, the first colonial cargo drop could occur within five years.
It all sounds incredibly impressive and exciting, doesn't it? But is any of it actually feasible, particularly within the ambitious timeframes given? Here's what three physics, astronomy and earth science experts have to say...
If you watched The Martian and wondered if you too could have the chutzpah and know-how to make it on Mars, then here's awesome news: You can now sign up for an actual online course that will teach you the basics to survival if you ever find yourself stranded on the red planet. Best of all, the course is free.
My name is Josh Richards -- I'm a physicist, former soldier, and stand-up comedian. I also happen to be one of 100 people shortlisted as astronaut candidates to Mars One, the international not-for-profit organisation dedicated to the permanent human colonisation of Mars.