# Deorbit - Space Survivors Top-down space survival with a clean upgrade rhythm: skim the starfield, hoover XP drops and stack a build that turns your ship into a boss-melting screen-clearer. Boss beats give each run an actual finish line instead of endless scaling. Facts: Medium, ~5 min, desktop + mobile — controls: Move with WASD, the arrow keys or the left stick; weapons fire on their own — collect XP orbs and choose upgrades between waves. ## What kind of game Deorbit: Space Survivors is Deorbit: Space Survivors is a top-down space survival run with a clean upgrade rhythm: skim your starship across the starfield, hoover up the XP that fallen enemies drop, and stack a build that ends the run turning your ship into a screen-clearing, boss-melting machine. The catalog files it under arcade, rates it Medium, and estimates sessions around five minutes — one orbit of escalating waves with boss beats giving the run an actual finish line to chase. The boss beats are the structural gift. Pure-wave survivors can blur together; scheduled bosses punctuate the run, and each one is an exam on the build you have been assembling — too slow a clear and the adds eat you, too thin a defense and one bad overlap ends it. Knowing a boss is coming changes how you spend the calm waves, which is exactly the kind of forward planning that makes this genre feel like strategy wearing a shooter's coat. ## How to play, step by step The controls are movement-only: WASD, the arrow keys or the left stick — weapons fire on their own, so the hands are entirely about where the ship is. XP orbs drop from kills and drift after a moment; collecting them is the leveling engine, and the habit that separates clean runs from scrappy ones is hoovering with intent — sweeping the orbs in lines rather than chasing singles, so the level-ups arrive on schedule instead of eventually. Between waves, the upgrade screen is the cockpit. The same rule as the whole genre applies with extra force here: builds that point somewhere — orbiting drones, piercing shots, area bursts — snowball, while evenly-spread small boosts plateau. Pick the direction your first two upgrades lean and let the next four say yes to it; a boss is coming and a focused build greets it, a scattered one apologizes. The calm waves have a rhythm worth learning, because they are the build's paycheck window. Orbs drift and cluster where the last wave died, and a single deliberate sweeping line — flown like mowing a lawn, not like chasing — collects a whole graveyard in one pass while staying mobile for whatever spawns next. Players who treat calm as a stop tend to meet the boss under-leveled; players who treat it as a collection lap arrive on schedule. ## Bosses, spacing and the late-run problem Boss fights in this format are spacing tests. The boss telegraphs, the adds crowd, and the ship that survives is the one that treats the arena as a racetrack with lanes — wide entry, wide exit, no sightseeing in the boss's front arc. Because your weapons fire themselves, boss DPS is mostly a question of uptime: how much of the fight your build can spend inside damage range without stepping into the telegraph. The late-run problem is the opposite of the early one — the swarm stops being the threat and becomes the scenery, while the boss's overlap patterns become the only thing that can end the run. That shift is the game's quiet compliment: your build worked. The five-minute estimate holds for one full arc, and the run that reaches the last boss has earned its screen-clearing reputation honestly. ## Difficulty, sessions and devices The Medium rating tracks the upgrade discipline and the boss spacing, not the controls — one movement stick and automatic fire keep the hands free for decisions. Five-minute sessions fit one complete arc with a boss at the end of it. It runs free in the browser on desktop and mobile, no download and no account. If the format clicks, the arcade shelf holds the other survivors takes — including the cat-flavored and the score-pressured — and the one-line takeaway for Deorbit: Space Survivors: farm the calm, focus the build, and treat every boss as the deadline your stack was drafted for. ## Frequently asked questions ### How do you play Deorbit: Space Survivors? Fly with WASD, the arrow keys or the left stick — weapons fire automatically. Collect XP orbs to level up, choose upgrades between waves, and survive the boss beats that punctuate each run until your ship clears the screen on its own. ### Is Deorbit: Space Survivors free to play? Yes — it runs free in the browser with no download and no account, on desktop and mobile, with movement-only controls. ### How do I beat the bosses? Treat boss beats as spacing tests: enter wide, keep your damage uptime inside safe lanes, and leave the telegraph's front arc to the scenery. A focused build — the one your first two upgrades committed to — out-damages a scattered stack when the deadline arrives. ### What should I upgrade first? Whatever your first two picks point toward — then keep saying yes to that direction. Builds that commit to one idea (drones, piercing, area bursts) snowball; evenly spread small boosts plateau right around the first boss, which is the worst place to plateau.