Play space games for free online, no download: Alien games, free online spaceship shooting games, space invaders arcade games, action strategy games, fun space games for PC, Mac desktop, notebook, laptop, tablet, mobile phone. Cool new browser-based flash space games for kids (girls & boys) to play now online.
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Rating: 7.7/10 - 85213 votes

Free space & alien-themed games to play now on Learn4Good.com - Cool games for children, teens & nostalgic grownups. From classic space invaders-style arcade games, to shoot-em-up spaceship games, to more challenging strategy space games.

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Clash N' Slash is an intense and addicting, multi-level planet defense / alien blasting game where you must defend your homeland against waves of huge enemy spacecraft approaching from all angles. As the last pilot standing from your fleet of defensive ships, it's up to you alone to quickly orbit around the planet, fending off attacks from on-coming spacecraft.

Featuring more than 60 levels, 19 weapons, 17 power ups, and huge bosses, this point-and-click, space invaders shooting arcade game requires really fast reaction speed and accurate mouse control skills under pressure. Your planet needs you, Captain!

A version of the Clash N' Slash game is also available to purchase and download. Please see this page.

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Asteroid Crusher is an easy-to-understand and hard-to-master space-faring adventure game that feels both familiar and cutting edge. Use your spaceship to blast away the dangerous space debris that is floating through the sky and stay alive as long as you can.

The game has you stationed in the center of an interstellar storm, a mess of asteroids looking to do you damage. Rotate your guns around and fire endlessly to try and take them all out. But be careful, some of these asteroids can sneak up on you. And if you get hit, the damage is catastrophic.

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Guide a brave astronaut duo through a series of challenging, survival-based platform levels: Interplanetary 2 is a very hard, multi-level platform adventure and brain teaser puzzle game for 1 and 2 players where you can control both astronauts (little and big) simultaneously, or enlist the help of a best friend, classmate or family member! The space-loving pair of buddies are faced with numerous obstacles and deterrents - not least a series of intermittent meteor showers that eliminate all non-sheltered characters! You must use your considerable brain power to help the astronauts to shelter from those meteor showers, collect gems, avoid aliens, replenish oxygen levels, rescue a third astronaut, and eventually escape in your spaceship in this high-intensity arcade challenge!

Reasons to play this in-depth, task-based adventure game: If you enjoy a good brain teaser test with platform jumping elements, you're on the right planet here! Test and exercise your problem-solving and analytical thinking skills as you try to complete the many tasks required to complete each level.

Strategy to win: Smart use of teamwork is vital to your success and progress. The little and large duo must work well in tandem, utilizing their individual attributes (For example, ‘little’ can jump high, while ‘big’ is able to quench fires). Good hand-eye coordination, nimble keyboard skills, fast reactions, and determination are all vitally important.

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30k Starfighter is an old school, carefree and enjoyable space invaders arcade game where you take on hordes of enemy spacecraft in a non-stop, missile firing space battle. Utilizing fast reactions and accurate shooting skills, you must maneuver your spaceship around a condensed battlefield filled with swooping enemy spacecraft. Your goals are simple; survive for as long as possible, and score as many points as you can by eliminating enemy fighters.

Reasons to play this fun arcade game: If you're nostalgic for classic, retro space invader games from the 1980s, this is just the treat! Fans of non-stop, high octane flying and shooting games should also enjoy the action here. There are no special tasks to complete. You must simply show the invaders what you're made of!

Strategy to win: Fast reactions, good coordination and observation skills, and a high level of concentration are all important attributes in any battle. There is very little time to react as waves of enemy spaceships descend upon your position. Try to limit your mistakes – one tiny slip, and your ship could go up in smoke!

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Play a fast-paced, jet flying game and survive for as long as possible without hitting any objects by moving left or right. Space Jet Racing is a fast reactions-based skill game with 10 levels for you to complete which get progressively harder. Try to collect bonus points on the way by flying through hoops so you can buy cool new space jets! Playable on iOS and Android devices as well as on notebook, laptop and desktop PC.

This hard HTML5-based action game requires very sharp reflexes and anticipation skills, good hand-eye coordination, determination, and a willingness for trial and error as you get used to the extremely high pace of the game play.

How to play: On mobile devices you will have to tilt your device horizontaly and use your fingers to tap on the left or right side of the screen to navigate, for PC use arrows on the keyboard to move.

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Play a tricky spaceship piloting and shooting arcade game inspired by the 1970s & 80s classic space shooter game ‘Asteroids’ on your mobile phone, tablet, notebook, laptop, or desktop PC! Shoot Asteroids is a very challenging, space invaders-style skill game where you must pilot a spaceship through a really high-intensity field of asteroids and (smaller) meteoroids, destroying as many space rocks and UFOs as you can with concentrated missile fire. Dodge and weave around the slow-moving asteroids & meteoroids, collect gold discs and score as many points as you can! Use the teleport function to escape from sticky situations. This game is great for sci-fi and retro game fans.

This online, HTML5-based, space invaders / survival skill game should work on iOS and Android devices as well as most web browsers for PC / Mac. Skills required here include focus, alertness, sharp reflexes and anticipation skills, good hand-eye coordination, great determination and will to win!

Control Tips: For laptop, notebook or desktop players, using the Arrow Keys on your keyboard to control the spaceship and Spacebar to shoot and Shift button to Teleport. For mobile phone & tablet players, please connect USB or Bluetooth keyboard to play the game. Enjoy this old-school space arcade challenge!

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Out run and out gun. That is the aim of Space Pursuit, a high-speed space shoot-em-up which has you commanding an interstellar ship looking for safety from following enemies who are hot on your trail.

The game is one that you can play for a very long time and never get bored of. It also has a bunch of power-ups that keep things exciting and fresh.

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Nostalgic PC games fans - Strap yourself in for some retro, 80s space invaders shooting action! Mars Cowboys is an addicting, old school, space invaders-style arcade game where you embark on a solo mission to destroy alien spaceships on the planet Mars. Featuring classic, top-to-bottom scrolling and arrow key shooting game play, you must pilot a nimble spacecraft through an onslaught of enemy forces. However, you have absolutely no room for error – one hit from an enemy missile or aircraft, and your mission is toast!

Reasons to play this space shooter game: Travel back in time to the 1980s and 90s when PC games had more straight-forward game play yet still offered a challenging test of your hand-eye coordination, reaction speed, concentration skills, and good old determination.

Strategy to win: Remember, one mistake and it's back to the start! This means that you must be fully concentrated at all times. You don't have to eliminate every single enemy spaceship that enters the game screen – Pick your battles wisely, and try not to get overwhelmed by the invading numbers. Staying still is also a big mistake – So, try to be constantly on the move, dodging and weaving around the play area.

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Play an arcade space shooter game, and pilot a high-speed mini spacecraft through 30 dangerous maze levels filled with enemy-spawning portals, harmful outer walls, and many more treacherous hindrances! Underrun is a challenging, space invader-style, flying skill and shooting game where you must safely guide a speedy spaceship through narrow mazes toward an Exit Portal. In each of the 30 progressively-tricky levels, you need to dodge and weave around enemy rockets, fire your own missiles back, collect power-ups, and exhibit some top-class piloting skills!

Skills required: This classic-style arcade action game requires excellent timing skills in mastering the keyboard-based control of your spacecraft. Sharp reactions, observation and anticipation skills are vital. Maze puzzle solving determination is also key. The rocket-fueled, momentum-based movement of your spaceship can take some time to get used to, so trial and error and patience definitely play a part in your success.

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X-Cav 8R Alpha is a blistering, high-octane, vertical scrolling shooter / space invaders-style arcade game where you must pilot a small spaceship through a treacherous battlefield filled with fast approaching meteoroids, missile firing alien spacecraft, and more. This quick-paced game of skill and timing is very much a test of your survival instinct and ability; can you dodge and weave skillfully enough to keep your spaceship intact, and eliminate enough enemies to score highly?

Strategy / skills required for this retro alien invaders game: Like all good throwbacks to the classic 1980s space invaders genre, this fun online game requires good observation and anticipation skills, really fast reactions, deft movement and timing, dogged determination, and more. You need the desire and the stamina for a long flight – providing you have the piloting skills to survive deep into later levels.

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Fracture is a highly-addicting and intense classic 1980s-style, space invaders shoot 'em up extravaganza and accuracy-based skill game. Here, you control a speedy spaceship in a confined battlefield, and must attempt to eliminate the various colored-shape enemy spacecraft that chase you around the play zone. This is non-stop space battle action, with constant dodging and weaving as you simultaneously try to survive and go on the attack!

Skills / strategy required for this retro space fighter arcade game: Fast reactions, good hand-eye coordination skills, sharp focus and concentration, and nimble reflexes are vitally important as you attempt to keep your spaceship out of harm's way while eliminating enemies. You simply must stand tall, play it tough, and take on all enemies!

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Interplanetary is a fun and interactive, teamwork-based, platform adventure game where you must guide two brave astronauts through a series of dangerous ledge and obstacle-filled levels on dangerous planets while avoiding aliens. The ‘little and large’ combo must collect all of the green gems in each level, and then make their way to the spaceship in order to progress. But there's no time to hang around – Oxygen is scarce on these interplanetary levels, and the clock is ticking!

Reasons to play this cool, platform-based skill game: Unleash the power of teamwork and combination play as you utilize the individual attributes of both characters to work toward the common goal of escape in each level. Play the game as a solo mission by controlling both astronauts simultaneously, or enlist the help of a friend, classmate or family member to control one of the characters as part of a dynamic, platform-conquering duo!

Strategy to win: As well as combining the jumping skill of the ‘little’ character with the fire-quenching power of the ‘big’ character, you must also use fast reactions, reflexes, and good keyboard control skills. Multitasking skills also come into play – especially if you are playing the game on your own, and controlling both characters. Most of all – you must think of the astronaut duo as a "team", as without the help of one another, they're going nowhere!

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Blast your space invader enemies and defeat the Big Boss! A-Blast Liberation is a straight-forward, space invaders-style shooting action game and mouse control challenge where you must eliminate wave after wave of alien enemy spacecraft while dodging and weaving to avoid missile fire and collisions. Set in a confined, high-intensity, arcade battlefield, you must fend off increasingly-powerful groups of alien fighters (known as the Alien Armada), eventually taking on a Boss character at the end of each level.

Reasons to play this high-octane, space invaders game: Nostalgic fans of 1970s and 80s retro space invader games should enjoy the familiar top-to-bottom game play, while beginner players are also greatly tested. A high difficulty level means this game presents a real challenge. You need to be completely ‘in the zone’ to succeed!

Strategy to win: To go deep into this all-action arcade game, you must exhibit super-fast reactions, excellent hand-eye coordination & mouse control. Decision-making skills are also important – To decide when and where to go on a full-on attack, and when to dodge and let enemy spacecraft pass. 100% Concentration is Key; there is very little room for error, and the aliens just keep on coming!

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Orbitron is a fun and addicting, old-school space invaders arcade-style game for kids, teens and family that combines accurate mouse control and reaction skills, tower defense strategy, alien shooting, and a clever use of upgrades and defensive buildings. As Chief Orbit Protector, you are in charge of constructing Tetris block-like defensive walls, eliminating enemies, and keeping your ‘orbit’ (base) safe from wave after wave of enemy attacks.

Reasons to play this fast-paced, online arcade game: Put your reaction speed and strategy skills to the test! Fans of classic space invaders games should enjoy the retro game interface and action here. However, there is also a more modern, futuristic aspect to the game. This is far from a simple, one-dimensional shooting challenge – You also have to construct protective barriers and use good strategy to survive the constant onslaught from enemy alien spacecraft.

Strategy to win: You really need to exhibit fast reactions, sharp hand-eye coordination, and smart observation skills here. Accurate mouse and keyboard control skills are also important. Your decision-making and battle strategy skills need to be hot and ‘on point’! When and where you place defensive measures is the key to you going ‘deep’ into the levels here.

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Slow down time, collect powerups, and dodge hazards in a retro-style survival quest! Operation Chaos is an 8-bit, space piloting arcade game where you must use fast mouse control to dodge blocks, enemies and other obstacles in a mad dash to stay alive. In this challenging, vertical scrolling, skill-based game, you can utilize ‘bullet time’ to slow down the action and evade enemies while guiding your spaceship safely to the end of each increasingly-difficult level. Have you got the piloting skills to complete all 10 levels?

Reasons to play: Fans of classic, 1980s-style space invaders games should enjoy the nostalgic action here. However, it's not all about the nostalgia – This game also plays as a stimulating and tricky test and exercise of your reaction skills, concentration, mouse control, determination, and will to win.

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ReflexION is an intense, neon-themed breakout / ball & paddle game for kids and nostalgic grownups that combines good defensive strategy with fast reactions and mouse control skills. Facing off against missile firing, space invader enemies, you must quickly maneuver your paddle around the game zone in order to protect your core / base area, and deflect and rebound the enemy missiles back at their sources.

Reasons to play this fast-paced, upgrade-based arcade game: Fans of classic retro arcade games such as Pong, Atari Breakout, Arkanoid should enjoy this fun, modernized take on the 1970s & 80s genre. Fans of tower and base defense games should also find ReflexION well worth the time. Each increasingly-challenging level requires 100% concentration, quick reflexes and reaction speed, and coordination skills as you attempt to protect the bottom of the game zone while using rebounded missiles to take out the enemy.

Strategy to win: Good hand-eye coordination and mouse control, and a cool head under pressure is essential as you attempt to use the momentum of your paddle against your enemies. A basic appreciation of angles and trajectory also comes into play as you use the contours of the game screen to perform ‘bank shots’ that take out your enemies from either side. Decision-making strategy is also an interesting factor toward your defense success as you decide which upgrades to select in between each level.

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King Soldiers is a simple shooting game for teens and adults where you get to “take out” a wide range of fearsome opposition, using skill, cunning and lightning speed! You need to eliminate as many “nasties” as you can. This stylish shooting game is hours of non-stop, fast-paced action and excitement! 

The aim of the game is to eliminate all the enemies from their stands! This will test your aiming skills with the mouse, your hand eye coordination and probably most importantly, your ability to anticipate an enemies movement. As the levels progress and get more difficult, the enemies will be more difficult to hit so this is where you must use your inner soldier to be as accurate as you can and not be wasting ammunition.

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Play a quick-fire, space invaders-style game online! Space Invader is a fast-paced, one-level arcade challenge based on the iconic 1980's game! The premise is simple – you are the ‘good guy’ spaceship at the bottom of the play area, and must blast the creepy alien ships at the top of the game screen with accurate missile fire. Fast reaction speed and excellent hand-eye coordination skills are key here to your success. So, are you ready to rid the galaxy of these pesky little retro invaders for once and for all?

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