# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2014-09-21 11:09:58 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/513646311275757568) RT @v21: Japanese construction giant Obayashi announces plans to have a space elevator up and running by 2050 http://t.co/bOZAjNrKu1 #netru…