In sandbox mode I just throw a OKTO2 command pod and off I go. In career mode this part isn't available right away. How do I try out new designs without killing poor Jeb? It seems that in real life they fired rockets without command modules, but I can't get the darn things to launch without one, they just site on the launch pad without the purple launch light ever turning green, hitting the space bar does nothing. Am I doing something wrong? Also, I experienced a big change in my orbit after detaching my last fuel tank/engine. Is the force of the separator firing enough to cause this? And what can I do to prevent this from occ