Explore the Universe. Experience the Anime.
Space science, interactive tools and original anime stories.
Your next adventure starts with a question.
Little experiments, surprisingly big discoveries.
Your Weight on Other Planets
How much would you weigh on Mars or Jupiter?
Try the tool Time warpYour Age on Other Planets
Celebrate a birthday on Venus or Neptune.
Try the tool Cosmic distancesSpace Travel Time
How long does light take to reach another world?
Try the tool Just for funWhich Space Commander Are You?
Strategist, explorer, diplomat or fearless ace?
Try the toolA universe worth understanding.
Original explainers inspired by real astronomy and space exploration.
From black holes to the farthest galaxies.
Discover moreStories for curious minds.
Science, imagination and space adventures in one place.
Space scienceCould Humans Really Live on Mars?
A realistic look at the science, engineering and challenges of making the Red Planet our next home.
Deep spaceBlack Holes Explained Without the Sci-Fi Myths
What is an event horizon, and would a black hole really swallow the entire universe?
AstronomyHow Far Away Are the Stars?
From light-seconds to light-years: a guide to understanding the mind-bending distances of space.
Command. Expand. Unite.
Build your empire, assemble a fleet and write your own chapter of galactic history.
Launch the Game