# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2013-05-30 18:52:33 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/340178935201538048) RT @VergeScience: Space warning: Mars mission would blast astronauts with harmful levels of radiation http://t.co/MAVxuZhjOp