Intergalactic dust is cosmic dust in between galaxies in intergalactic space. It fills interstellar space and blends smoothly into the surrounding intergalactic space. Quasar observations were used to probe intergalactic space. As it plows into the tenuous gas of intergalactic space, it emits X-rays. Brucho is a space mechanic who yearns to become a famous intergalactic space adventurer. Intergalactic space is the physical space between galaxies. Such boundaries, if they exist, would likely lie in deep intergalactic space. Among his works is the popularization "Voyage To The Great Attractor&colon; Exploring Intergalactic Space". Coredor, a self-proclaimed "intergalactic space mercenary". It contains no intergalactic space travel, no teleportation, no Martians.