Aperture Science logo on peeling wall

1920 × 1200

Chell from Portal 2

1280 × 800

Master Chief in a vehicle

1920 × 1080

Star Wars logo on space background

1680 × 1050

Colorful space planets collage

1200 × 750

Companion Cube with hearts

1200 × 960

UFO Aftershock artwork

1280 × 1024

Halo Spartan in glowing corridor

8640 × 4860

futuristic canyon structure

1280 × 720

Maliwan character artwork

1280 × 800

BioShock characters in underwater suit

2560 × 1600

Jackal Sniper Character

1024 × 622

Borderlands 2 promotional art

2880 × 1527

Portal gun concept art

1920 × 1080

Aperture Science logo

1920 × 1200

UNSC Logo on Screen

1600 × 875

Mass Effect 3 spaceship in space

5000 × 2812

Galaxy Quest movie poster

1024 × 768

Planet in Space — Purple

1200 × 900

Planet with Moons in Space — Blue, Dramatic

1200 × 960