There are more stars in the universe than grains of sand on all the beaches on Earth. That’s at least a billion trillion!

Likes

THANK YOU

Your comment will be checked and approved shortly.

Looking into a fly’s eyes with Dr Karl…

Check out 10 top facts about our universe!

Earth has been recycling water for over 4 billion years…

Dr Karl explores the magic of a rainbow

You’re leaving natgeokids.com
to visit another website!

Ask a parent or guardian to check it out first and remember to stay safe online.

You're leaving our kids' pages to visit a page for grown-ups!

Be sure to check if your parent or guardian is okay with this first.