@true_pakistani:
Yes there is space for nawafil and even the regular day prayers, after all, it's all part of masjid-e-nabwi. I'm sure you must've seen the pics of jaali, that's the roza-e-rasool (SAW), right next to it is Hazrat Abu Bakr (RA)'s resting place, and then Hazrat Umar(RA)'s. Do look...