SpaceX Falcon 9 Lander - Try (and fail) to land Elon Musk's SpaceX rocket
Black Desert Online - This Korean developed MMORPG offers a dynamic, action-based combat system in a richly developed fantasy setting.
SpaceVR - Explore space with Oculus Rift (pre-launch)
Ragnarok Online - Ragnarok Online is a Fantasy-based and MMORPG video game developed and published by Gravity Co.
The Size of Space - An interactive visualization of the universe
FlyFF - Flyff (Fly For Fun) is one of the greatest running fantasy based MMOs.