When I was younger I spent A LOT of time with face planted in science books with a focus on theoretical physics, space exploration and the structure of the universe. Now I am older, what books or films should I throw myself back into? [more inside]
If I've gotten the right impression, much of our currently visible universe will eventually be expanded away from us, never to be seen again. Do we already know how much and what parts of our present neighborhood we'll be left huddling with?
Expanding Universe Filter: Why will our galaxy collide with Andromeda in +/- 4 billion years? [more inside]
What is the universe expanding into? [more inside]
How is the universe 156 billion light years across if it is only 13.7 billion years old?
Seeking recommendations for some great space exploration/simulation games. [more inside]
AskMeFi Physics folk: How do astronomers account for the temporal distinctiveness of their galactic subjects in their calculations? I understand that observations of the red shift of quasars delinates a speed increase in the expansion of the universe - yet my brain explodes when I try to understand how the enormous expanse of time is factored into these models. [more inside]
Does space expanding require more nothingness inbetween? [more inside]