The test stand for the HEAT-1X booster. HEAT-1X will be ground tested February 28th 2010 and the Lego concrete bricks should protect the spectators from debris. If the rocket should unleash it'll hit HAB. This flight hardware would launch the unmanned "Tycho Brahe 1" to an altitude of 40 km in June 2010.
<a href="//commons.wikimedia.org/wiki/User:Necessary_Evil" title="User:Necessary Evil">Necessary Evil</a>
2010-02-21
<span class="int-own-work" lang="en">Own work</span>