1) American fantasy novel 2) American graphic novel 3) Arctic solar phenomenon 4) Earth phenomena 5) Fictional assassin 6) Late illumination 7) Science fiction comic 8) Seasonal Arctic phenomenon 9) Summer Arctic phenomenon 10) Summer sight in the arctic 11) Unfinished novel 
The midnight sun is a natural phenomenon that occurs in the summer months in places north of the Arctic Circle or south of the Antarctic Circle, when the sun remains visible at the local midnight. Around the summer solstice (approximately June 21 in the north and December 22 in the south) the sun is visible for the full 24 hours, given fair weathe...
• The sun shining at midnight in the arctic or antarctic summer.
the Sun, as seen in the Arctic or Antarctic, where the tilt of the Earth`s axis, relative to the plane of its orbit, produces at least one 24-hour ... [1 related articles]
Mid'night` sun The sun shining at midnight in the arctic or antarctic summer. 
[n] - the sun visible at midnight (inside the arctic or antarctic circles)
noun the sun visible at midnight (inside the arctic or antarctic circles)
A high latitude phenomenon observed around midsummer when the sun does not sink below the horizon throughout the 24 hour period; therefore the sun may be seen at midnight. At the poles, the midnight sun occurs from the Spring to Autumnal Equinoxes.
Constant appearance of the Sun (within the Arctic and Antarctic circles) above the horizon during the summer