The answer is a definitive no. Matt Burch has made it pretty clear that he is not gonna open source it. Luckily there are two very good clones (Naev and Endless

The answer is a definitive no. Matt Burch has made it pretty clear that he is not gonna open source it. Luckily there are two very good clones (Naev and Endless Sky) and a third got kickstarted (Cosmic Frontier.)