Aethernaut is a first-person puzzle adventure game set in an open steampunk world called the Construct. Players solve interconnected puzzle rooms while navigating an environment filled with light-based mechanics, sensors, portals, and time travel elements to collect aether vials and reach the core.
Gameplay
The core loop centers on puzzle-solving within individual rooms and larger exploration across the Construct. Players manipulate light to activate sensors, create portals for traversal, and use time travel to alter object states or sequences. Gathering aether vials opens new paths, while ledge grabbing and jumping allow access to hidden areas. Three distinct aether cubes serve as key tools for light-driven interactions that progress the player deeper into the facility.
Story integration occurs through responses to a series of philosophical questions posed by the scientist Cornell. These answers influence narrative branches and contribute to one of six possible endings. The questions probe personal values and self-perception, revealing details about the player's past and connection to the aether itself. An additional unseen entity contacts the player during deeper exploration, adding layers of choice about trust and identity.
Game Modes
Aethernaut operates entirely as a single-player experience with no multiplayer components. Progression follows a linear structure through the Construct, though players determine the path by deciding how thoroughly to solve puzzles or whether to engage with optional challenges. Different approaches to puzzle completion, combined with the philosophical responses, directly shape the available endings and the unfolding story.
Exploration remains open within the steampunk setting, encouraging backtracking and discovery of secrets through portal use and vertical movement. The absence of separate modes keeps focus on the integrated puzzle and narrative systems rather than distinct gameplay variants.
Story and Choices
The narrative unfolds through direct interaction with Cornell's voice and the mysterious entity. Answers to questions about legacy, purpose, and perception alter how events resolve and what information surfaces about the player's survival in the aether. Six endings emerge from combinations of these choices and puzzle solutions, ranging from full completion to partial or alternative paths.
Players uncover personal history and motivations as they advance, with the story adapting based on revealed personality traits. This system ties mechanical progress to thematic reflection without requiring separate playthroughs for every outcome.
Is It Worth Playing?
Aethernaut launched in 2022 and presents an ambitious blend of steampunk puzzle design with narrative branching. Reviews highlight inventive puzzle concepts involving light manipulation, portals, and time travel, alongside the appeal of choice-driven endings. Some players note clunky controls, unclear guidance in certain rooms, and performance inconsistencies that affect the experience.
The game suits those who enjoy deliberate first-person puzzle solving in atmospheric environments and appreciate philosophical elements woven into progression. With over 100 puzzle rooms and multiple endings tied to both mechanics and dialogue choices, it offers replay value for completionists. Mixed reception on player platforms reflects its unfinished polish in places, yet the core ideas resonate with fans of thoughtful indie adventures. Those prioritizing tight execution may find frustrations, while others value the creative systems enough to overlook them.