Star Defender: Nebula Storm
The same rescue mission, now with drifting asteroid hazards scattered through the terrain.
How to play
- Fly with the arrow keys, WASD, the on-screen buttons, or by dragging anywhere on the screen. Your ship keeps its momentum, it isn't grid snapped.
- Press Space, tap Fire, or tap the screen to shoot in whichever direction you're facing, including at drifting asteroids.
- Fly close to a stranded character on the ground to pick them up, then swing back near the ground anywhere to drop them off safely. You can carry up to two at once.
- A lander that escapes off the top of the screen with a captured character turns into a tougher mutant that hunts you down. Shoot a carrying lander to free its captive instead, then catch them as they fall.
- Watch the radar strip at the top for off-screen threats, dodge or shoot the drifting asteroids, and save your limited smart bomb for when things get overwhelming.
Game facts
- Genre: Side-scrolling space shooter
- Difficulty: Hard
- Controls: Keyboard or touch
- Players: 1
- Price: Free, no download
The same defender rescue mission, now with a real asteroid hazard
Star Defender: Nebula Storm keeps every part of AnonArcade's free-roam defender arcade game intact: your ship flies in any direction with real momentum over a wrapping planet, a slight camera lookahead follows wherever you're actually traveling, and the whole rescue mission plays out exactly as it does in the baseline game. Stranded characters wait on the ground, landers rise up to hunt whichever one is still unclaimed, and a lander that escapes off the top of the screen with a captured character mutates into a faster, tougher enemy that actively hunts you for the rest of the run, the genre's real historical hook, unchanged here.
What's new is a drifting asteroid field woven through the flight space itself. These rocky hazards bob and drift slowly across the wrapping world, cost a life on contact exactly like a lander would, and can be shot apart for bonus points, respawning elsewhere after a short delay so there's always something extra to weave around. The asteroid count grows gradually as your wave number climbs, a genuine extra difficulty axis layered on top of the usual escalating lander quota rather than just faster spawns or bigger numbers. That means every rescue run, every abduction chase, and every smart bomb decision now has to account for whatever rock happens to be drifting through your flight path at the moment.
For the exact same rescue mission without the asteroid field, try the baseline Star Defender: Rescue. For a version where every wave ends in a distinct boss fight instead, try Star Defender: Boss Gauntlet. Looking for a different kind of classic arcade action? AnonArcade's fixed-grid shooter series starts with Galaxy Invasion.
Frequently asked questions
How is Nebula Storm different from Star Defender: Rescue?
The rescue mission is identical: fly freely, carry stranded characters to safety, and stop landers from abducting them. Nebula Storm adds a drifting asteroid field through the flight space, real rocky hazards that cost a life on contact and can be shot apart for bonus points.
How do I control Star Defender: Nebula Storm?
Fly with the arrow keys or WASD on a keyboard, the on-screen up, down, left and right buttons, or by dragging anywhere on the screen with your mouse or finger. Press Space, tap the Fire button, or tap the screen to shoot in the direction your ship is facing.
Do the asteroids come back after I destroy them?
Yes. A destroyed asteroid respawns elsewhere after a short delay, and the asteroid field grows a little denser as your wave number climbs.
What happens if a lander grabs a stranded character first?
A lander that reaches the top of the screen with a captured character loses that character for good, and the lander itself transforms into a faster, tougher mutant that actively hunts you for the rest of the run. Shoot a lander while it's still carrying someone to free them instead, then fly underneath to catch them before they hit the ground.
Is Star Defender: Nebula Storm free with no account needed?
Yes. It's free with no download and no account, and your best score saves only in your own browser.