“The Earth is the cradle of humanity, but mankind cannot stay in the cradle forever.”– Konstantin Tsiolkovsky

And mankind did not stay in its cradle; we made that "one giant leap" into outer space, and it is all thanks to those curious and courageous astronauts who risked their lives to enter the unknown.

Do you think you have what it takes to walk in the footsteps of Buzz Aldrin and Neil Armstrong, of Sally Ride and Peggy Whitson?

If you think you know what it means to be an astronaut, then show us with this Astronaut Quiz!

Test your Science Knowledge

“The stars don't look bigger, but they do look brighter." – Sally Ride

Reach for the brightest stars with this Astronaut Quiz. With an emphasis on NASA's basic requirements for astronauts, this Astronaut Quiz will see if you have what it takes to blast off with the best of them!

Do you know how much astronauts grow in space? Where is basic training? What are the physical requirements to qualify for astronauting? How long must you be able to tread water as an astronaut? Do you have all the answers? Then, get your space suit on and prepare for liftoff with this Astronaut Quiz!

Our Astronaut Quiz will test whether you're space-ready, or whether you're just reaching for the stars.

Try all of our Science Quizzes

Perhaps you're a brilliant Einstein or just a science-curious amateur. Whatever your interest in science may be, our collection of science quizzes will whet your appetite. From biology to chemistry to physics and beyond, QuizGriz's science section covers all your favorite sciences at the click of a mouse and delivers trivia in entertaining and educational quizzes.

Can't get enough of space? Then try our series of Space Week Quizzes that test your knowledge on everything from astronauts to the Space Race. Or maybe you're more interested in phobias or the human mind? Then take our Phobias or Human Mind Quizzes here. Whatever your science niche may be, we'll experiment with it in our science section!

Outer Space Quiz: Think YOU Have What It Takes to be an Astronaut?

Outer Space Quiz: Think YOU Have What It Takes to be an Astronaut?