I came into work this morning (I am a graduate student at a department of astrophysics) and saw this drawn on one of the hallway chalkboards:
My mind immediately thought: that looks Gallifreyan!
Is it Gallifreyan? And if so, what does it say? If not, any ideas where to look for its meaning?
Note: I realize that series 9 just started, and I have not yet seen the first episode of the series. If this particular symbol is connected with this, I am okay with spoilers, but you probably should cover up the answer for others who are not okay with spoilers.