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A simple article from NASA which tries to show how big the Universe is and how long it would take to travel between stars!
If the solar system was the size of toilet cubicle how big would the universe be. Find out in this delightful animation.
This interactive page allows you to explore the universe and how we measure size, from the incredibly small to the incomprehensibly big.
Read how satellite observations of cosmic microwave background can tell us a lot about how the universe formed.
A great video from TED-Ed on the different ways the universe could end.
Cool interactive where you compare objects in the universe to common items like cookies, beach balls and Brussels sprouts.
Wonderful resource about observing the universe through radio,infra-red, visible, ultra-violet and gamma-rays.
What is our universe made of, and why?
Does the theory of relativity imply a closed finite universe? This site tries to explain the theories. Very text heavy!
An article from Physicsworld: Astronomers have spotted for the first time the fingerprint of uranium-138 in an ancient star - and have used it to make the most reliable guess yet of the age of the ...
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