alien landscape concept, large rocks , space background and stars visible. sci-fi, space fantasy, dark green and black.

concept art alien landscape large rock formations space background stars visible scifi fantasy dark green black color palette digital painting extraterrestrial otherworldly cosmic galactic planetary exoplanet world starry sky exploration futuristic mysterious surreal terrain scenery interstellar vista geology rocks environment science fiction planet scene night moon set backdrop creates atmosphere ideal themes captures essence unknown intriguing perfect use artwork games graphic novels