Kaiju ga Gotoku 8.6 - A Brother's Revenge
At one point they passed the children's ward, where frail kittens and fox cubs sat around a sega neptune. he thought briefly back to jeon, and made another promise to go visit once he recovered.
The Starface
When sitting out on the veranda, i could hear the bellowing of great beasts in the distance, as that of the lumbering u'laz which wade through the abyssal waters of neptune from island to icy island, or i would see eyes peering through the trees, gleaming
Star Trek: Warrior - Book Two - "Atlantis"
The warrior silently slipped into orbit of the third planet of the eranus system, the blue clouds of frozen methane swirling beneath them, similar to neptune within the sol system and just as awe inspiring. "can you confirm if its authentic?"
Joey & The Flying Machine Pt. III (2021)
"clipper neptune's jalopy", its stablemate, was shot down by a cuban mig-23, over a dispute between freightmaster and the communist government. joey flagged them down and guided the boxcar in.
Hustling Through the Dark - the full novel
The regulations seem to assume that if you're not heading out to another star light-years distant, you're going to be no further than a few light-minutes; at worst a few light-hours out if you're going to neptune or pluto. "still.