The observable universe is 93 billion light-years wide — but what’s beyond it? Astronomers have found strange patterns in the ...

Thinking about the edge of the universe is one of those ideas that fascinates pretty much everyone. We can map galaxies, study distant light, and track how fast everything is spreading out, but the ...

Prologue: Cosmology's extraordinary new frontiers -- How far out can we see? : voyage to the edge of the known universe -- How was the universe born? : reavealing the dawn of time -- How far away will ...