The 6 Voyages of Lone Sloane Vol. 1 — Philippe Druillet

 800 years after a catastrophic event called the "Great Fear", Lone Sloane, a troubled space traveler, is captured by an entity called "He Who Seeks", after his space ship is destroyed. The entity transports him to different dimensions, where he faces a myriad of Lovecraftian challenges!
A Sci-Fi Ulysess, forced to endlessly wander through the universe