JetpacShooting·Free to play
Asteroids
Split giant asteroids into smaller pieces and clear the field without crashing.
Independent browser adaptation · Not an official releaseSign in to save your scores and play history, or keep playing as a guest. Recent game activity and scores appear on the homepage with a masked email or IP address.
AsteroidsScore0
Your best0
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Keyboard & touch controls
← →Rotate the ship↑ThrustSpaceFire↓ / SHyperspace jumpPPause
How to play Asteroids
Rotate first, thrust second
Left and right arrows spin the ship in place; up fires the engine in whatever direction the nose points. There are no brakes - To slow down, turn around and thrust the opposite way.
Split rocks down to gravel
Big asteroids break into two medium rocks, mediums into two smalls, and smalls vanish for the best points. The wave only ends when every last fragment is dust.
Use the wrap-around edges
Fly off any side of the screen and you reappear on the opposite side. Rocks and bullets wrap too - Yours and the saucers' - So nothing ever really leaves the arena.
Duel the saucers
The big saucer fires randomly and mostly embarrasses itself; the small one aims at you and shows up more as your score climbs. Both pay well if you shoot first.
Gamble on hyperspace
When you are cornered, hyperspace teleports you to a random spot on the screen - Which can be open space or the inside of a rock. It is an emergency exit, not a travel plan.
This independent browser adaptation uses the original game’s established title. It is not an official publisher release or an original ROM. Its artwork, tuning and controls may differ from other games with similar rules. Guest personal bests stay in this browser. Signed-in players can also save scores and play history to their private dashboard; there is no global leaderboard. Read about controls and local storage.
Choose a related challenge
Thrust changes your motion as well as your aim. Jetpac uses flight to collect rocket parts and fuel, so you must plan a useful pickup route while avoiding the swarm.
What Asteroids is like to play
Asteroids hands you a tiny triangle, a screen full of tumbling rocks, and the most honest physics in arcade history. Your ship keeps drifting the way you last pushed it - Thrust is a promise you have to keep. Shoot a big asteroid and it splits into two medium rocks; shoot those and they burst into fast little ones, so every trigger pull makes the room busier before it makes it safer. Saucers wander in looking for a fight, the screen edges wrap around like the whole galaxy is a donut, and the hyperspace button will either save you or scramble you straight into a boulder - It never says which. Our version keeps that glowing vector look and drift-and-fire feel, adds touch thrusters for mobile, and scatters a fresh rock field on every restart so no two flights hand you the same debris. Your best score keeps you honest. Momentum keeps you humble.
Asteroids at a glance
| Genre | Arcade Shooting Games |
|---|---|
| Challenge | Physics take a session to click |
| Pace | Momentum-driven - You set the tempo |
| Original era | 1979 (Atari) |
| Players | Single player |
| Controls | ← →, ↑, Space, ↓ / S |
| Cost | Free, with no account and no download |
Where Asteroids came from
Asteroids came out of a 1979 brainstorm at Atari, where executive Lyle Rains pitched programmer Ed Logg on an old idea: players kept trying to shoot a giant rock in an earlier game, so why not build the whole game around shootable rocks? Logg added the splitting mechanic, the saucers, and the inertia-driven ship, and the game ran on the crisp vector-graphics hardware Atari had just developed for Lunar Lander.
It became Atari's best-selling coin-op cabinet of all time, with roughly 70,000 machines shipped, and helped invent the modern high-score chase - It was among the first games to let top players sign the leaderboard with three initials. Players quickly discovered 'lurking,' hiding near an edge and farming saucers for hours on one quarter; the tactic was so effective that 1981's Asteroids Deluxe was tuned specifically to kill it.
The formula has never really aged, because physics does not go out of style. The version you are playing brings the vector-glow ship, the splitting rocks, and the hyperspace gamble to your browser with no cabinet required - And it keeps your best score, so you always have a set of initials to beat.
Ways people play Asteroids
- Asteroids Deluxe (1981)
- Atari's anti-lurking sequel swapped hyperspace for a draining shield and added a killer satellite that splits into ships that home in on campers.
- Space Duel (1982)
- Replaced rocks with colorful geometric shapes and let two players fly at once - Including a mode where both ships are tethered together.
- Blasteroids (1987)
- A raster-graphics remake with ships that transform between speed, firepower, and armor forms, plus a giant boss saucer named Mukor.
- Atari 2600 Asteroids (1981)
- The home port packed in 66 selectable rule sets, mixing and matching shields, flip controls, and slower rocks for living-room play.
Asteroids questions and answers
Why does my ship keep drifting after I stop thrusting?
Because there is no friction in space. Asteroids uses real inertia: your ship holds its velocity until you thrust against it, which is the entire skill of the game.
What happens when I shoot a big asteroid?
It splits into two medium rocks, and each of those splits into two small ones. Smaller rocks move faster and pay more, so the danger and the reward rise together.
Is hyperspace safe to use?
No, and that is the point. It teleports you to a random spot, which can be clear space or a collision. It is a last-resort gamble that has ended as many runs as it has saved.
What is the difference between the two saucers?
The large saucer sprays shots at random; the small saucer aims at your ship and gets more accurate the higher your score. The small one is worth far more - And far more dangerous.
Do bullets wrap around the screen like the ship does?
Yes. Shots that leave one edge re-enter from the opposite edge for the rest of their range - A trick you can use on distant targets, and one the small saucer will happily use on you.
Why does Asteroids look like glowing lines?
The 1979 original ran on a vector monitor that drew razor-sharp lines instead of pixels - The same tech as Lunar Lander. Our version recreates that clean neon-wireframe glow in your browser.
Is the rock field the same every run?
No. Every restart lays out new rocks and new saucer arrivals, so you cannot memorise a gauntlet. The score to beat is the one your last flight left behind.
How do I play Asteroids on a touchscreen?
On-screen controls give you rotate, thrust, and fire under your thumbs, with hyperspace a tap away. The physics are identical to the keyboard version - Inertia included.
If you like Asteroids, try these next
Four games from the same shelf, each with its own pace. The one-line summaries are how their own pages describe them.
| Game | What it is like | Pace | Play |
|---|---|---|---|
| Jetpac | Some assembly required. Aliens not included but present. | Frantic errands in low gravity | Play |
| Lunar Lander | Feather the throttle, kiss the pad. | Slow, tense, unforgiving | Play |
| Learn to Fly | Penguins can't fly. This one didn't get the memo. | Seven launches, rising stakes | Play |
Arcade shooting games: make room for the next shot.
Fixed cannons, drifting ships and defensive explosions need different escape and aiming plans.
