How might the shape of the universe affect its ultimate fate?
replied to: jondabomb
Replied to: How might the shape of the universe affect its ultimate fate?...
If the universe is closed like a sphere, then eventually it will have no further room to expand, and collapse in on itself in a Big Crunch.
replied to: ignati
Replied to: If the universe is closed like a sphere, then eventually it...
If the universe is open, then expansion will continue, accelerating as it is unchecked by gravity, until the universe either experiences a Big Freeze or a Big Rip.