What do you know about astronomy and the world of celestial objects? Join our space adventure and come into the galaxy of lengths and sizes. Let us introduce to you a foremost interactive test, which covers almost the whole universe. Do you know the size differences between the Sun and the other stars? What is bigger: Neptune or Uranus? Are you intrinsically acquainted with the sizes of all white points in the night sky? So, if you are not, dive into this star ocean and fish out with the prodigious cosmology knowledge base!

What's The Size is a multistage test with an escalating complexity. But don't enjoy a question for long, cuz your answer time is limited. In case of proper response, you'll get points. The test presents a long scale line where every your correct ans gets its place and it can help you possess a whole information about space physical entities graphically to a proverb.

Features of What's The Size:
  • Advanced test format - Forget about classic astronomy!
  • Interactive ruler of cosmic proportions - Space objects from stardust to hypergiants on your screen!
  • A lot of information about the sizes, lengths, widths of many well-known celestial bodies.

    Fly higher, reach the planets, size the stars and turn back to the Mother Earth space-educated. What's The Size is the best way to do it hands-down!

  • What's New
    Bug fixes and other improvements

    Whats The Size (com.educationterra.whatsthesizepay) is a Mac software application that has been discovered and submitted by users of The latest version that our users have reported running on their systems is Whats The Size 9.