Halloween Glow In The Dark. Gone Blue.com has you covered for all your home planetarium needs. We offer a large assortment of glowing celestial stickers, decals and molded plastic that is perfect for the "Space Room" in your house. Kids love the wild glowing appearance, and enjoy learning about the planets and constellations. Redecorating your children's room is not only educational and age fashionable but it gives the appearance of sleeping under the stars every night. Adding a black light will make the night sky come alive, as all the items on this page are black light and UV reactive, adding a stunning glow to your stars planets and aliens. Enjoy!