New answers tagged expansion
-4
In 1995 the Hubble telescope revealed what lies beyond the edge of the observable universe. In a small pitch-black area of the then known universe it found 3000 distant galaxies. This discovery was called: "Hubble Deep Field".
The more powerful our space telescopes get the more is being revealed. There is no end. The only edge there is to speak ...
11
The 'edge' of the observable universe is as much a edge as is the 'edge' of how far you can look from the roof of your house: none at all, it's just a limit to our vision. We can never reach this edge though for the observable universe, as the limit to our movement is the speed of light - and the edge recedes faster than the speed of light.
There is no ...
-3
'Science' is based on taking experimental observations, developing potential hypothesis or theories to match those observations, and then thinking of further experiments that could be conducted to prove or dis-prove your hypothesis. If enough experimental evidence backs up a hypothesis, you could then consider asking it 'what-if' questions to make ...
Top 50 recent answers are included