diff --git a/pygame/space_invaders/icons/fireball_icon.png b/pygame/space_invaders/icons/fireball_icon.png
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diff --git a/pygame/space_invaders/icons/space_invader_enemy_icon.png b/pygame/space_invaders/icons/space_invader_enemy_icon.png
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diff --git a/pygame/space_invaders/icons/space_shuttle_player_icon.png b/pygame/space_invaders/icons/space_shuttle_player_icon.png
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diff --git a/pygame/space_invaders/space_invaders.py b/pygame/space_invaders/space_invaders.py
new file mode 100644
index 00000000..63b5e4c1
--- /dev/null
+++ b/pygame/space_invaders/space_invaders.py
@@ -0,0 +1,20 @@
+# Author - Kristiāns Francis Cagulis
+# Date - 03.03.2022
+# Title - Space invaders
+
+import pygame
+import math
+import random
+
+# colors (R, G, B)
+BLUE = (16, 16, 69)
+WHITE = (255, 255, 255)
+
+
+def main():
+	SCREEN = pygame.display.set_mode((800, 800))
+	pass
+
+
+if __name__ == '__main__':
+	main()
\ No newline at end of file
diff --git a/pygame/space_invaders/space_invaders_old.py b/pygame/space_invaders/space_invaders_old.py
new file mode 100644
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--- /dev/null
+++ b/pygame/space_invaders/space_invaders_old.py
@@ -0,0 +1,121 @@
+# Author - Kristiāns Francis Cagulis
+# Date - 25.02.2022
+# Title - Space invaders
+
+import pygame
+import math
+import random
+
+BLUE = (16, 16, 69)
+
+# init game
+pygame.init()
+pygame.display.set_caption("Space invaders")
+
+# 32x32 game icon
+icon = pygame.image.load("icons/space_invader_enemy_icon.png")
+pygame.display.set_icon(icon)
+# 64x64 player icon
+player = pygame.image.load("icons/space_shuttle_player_icon.png")
+player_x = 370
+player_y = 480
+player_x_change = 0
+
+# 64x64 enemy icon
+enemy = pygame.image.load("icons/space_invader_enemy_icon.png")
+enemy_x = random.randint(0, 736)
+enemy_y = random.randint(50, 150)
+enemy_x_change = .2
+enemy_y_change = 10from urllib.parse import parse_qs
+
+
+# missile
+missile = pygame.image.load("icons/fireball_icon.png")
+missile_x = 0
+missile_y = 480  # player_y
+missile_x_change = 0
+missile_y_change = .50
+missile_state = "ready"
+
+screen = pygame.display.set_mode((800, 600))
+
+
+def display_player(x, y):
+	screen.blit(player, (x, y))
+
+
+def display_enemy(x, y):
+	screen.blit(enemy, (x, y))
+
+
+def display_missile(x, y):
+	global missile_state
+	missile_state = "fire"
+	screen.blit(missile, (x + 16, y - 10))
+
+
+def is_collision(enemy_x, enemy_y, missile_x, missile_y):
+	distance = math.sqrt(math.pow(enemy_x - missile_x, 2) + math.pow(enemy_y - missile_y, 2))
+	if distance < 27:
+		return True
+	else:
+		return False
+
+
+running = True
+
+while running:
+	screen.fill(BLUE)
+
+	# change player pos
+	for event in pygame.event.get():
+		if event.type == pygame.QUIT:
+			running = False
+		if event.type == pygame.KEYDOWN:
+			if event.key == pygame.K_LEFT:
+				player_x_change = -.5
+			if event.key == pygame.K_RIGHT:
+				player_x_change = .5
+			if event.key == pygame.K_SPACE:
+				if missile_state == "ready":
+					missile_x = player_x
+					# missile_state = "fire"
+					display_missile(missile_x, missile_y)
+
+		if event.type == pygame.KEYUP:
+			if event.key == pygame.K_LEFT or event.key == pygame.K_RIGHT:
+				player_x_change = 0
+
+	# player pos
+	if player_x + player_x_change > 0 and player_x + player_x_change < 736:
+		player_x += player_x_change
+
+	enemy_x += enemy_x_change
+	enemy_y += enemy_y_change
+
+	# enemy pos
+	if enemy_x >= 736:
+		enemy_x_change = -.2
+	elif enemy_x <= 0:
+		enemy_x_change = .2
+	if enemy_y >= 336:
+		enemy_y_change = -.1
+	elif enemy_y <= 50:
+		enemy_y_change = .1
+
+	collision = is_collision(enemy_x, enemy_y, missile_x, missile_y)
+	if collision:
+		missile_y = 480
+		missile_state = "ready"
+		# score ...
+
+	display_enemy(enemy_x, enemy_y)
+
+	if missile_y <= 0:
+		missile_state = "ready"
+	if missile_state == "fire":
+		display_missile(missile_x, missile_y)
+		missile_y -= missile_y_change
+
+	display_player(player_x, player_y)
+	pygame.display.update()