The most famous star in Perseus is Algol, which literally means The Ghoul but a more appropriate translation is The Demon. It's not so much an eater of the dead as it is a general agent of hell. Not as bad ass as a Balrog, more like a clerk or an intern from level five.
The constellation Musca represents a fly but there was already a fly up north made of stars which are part of Aries the Ram. Folks called Musca the southern fly to distinguish it from the northern fly but eventually the northern one went away and Aries became a no-fly zone.
The Orion Nebula glows in the dark because there are several brand new baby stars screaming their ultraviolet heads off in this crib. We call it an emission nebula but what we really mean is screaming ultraviolet baby heads.
Astrophotography isn't the same as when we used film back in olden times. You have to learn to take lots of photos and schmoosh them together with software. Astroschmooshing is an art form unto itself.