astronaut alien landscape floating aliens with long tentacles near a foggy abandoned brutalist style architecture in the distance

abandoned alien aliens architecture asia astronaut atmosphere biohazard blue brutalist building buildings city cityscape clouds concrete contamination cosmonaut cyber day discovery distance extraterrestrial fiction floating foggy futuristic gas green hazmat helmet horizon illustration interstellar landscape light long mist outdoors punk render retro rocks scene sci science spaceman style suit technology tentacles traveller urban water white world