URGENT: Spaceship building

Increase your work around this!
Alien says you need to speed up and ALL humans globally have to work together with scientists to succed. Time is soon running out. To be able to get to other planets and solar systems you have to build the spaceship in space outside the earth atmosphere. Start using your spaceship you have to transport parts and put everything together in Space.
Then you are on your way to evacuate and explore the solarsystem.
Space enginge: http://www.boblazar.com/closed/reactor.htm