surâx-e kelid (#)
Fr.: trou de serrure
1) The hole in which a key of a lock is inserted.
miq-e surâx-e kelid
Fr.: Nébuleuse du Trou de Serrure
A relatively small and dark cloud of molecules and dust seen silhouetted against the much brighter → Carina Nebula. It contains bright filaments of emitting hot gas and is roughly 7 → light-years in size.
→ keyhole; → nebula. The name was given by the English astronomer Sir John Herschel in the 19th century, because of the appearance of the nebula in low-resolution telescopes of that epoch.