Space/Science — HabitableZone

Space/Science » in reply to Examples

What happens when galaxies collide

We may not get hit by any pieces of M31, but we may get flung even
further into the galactic edges. Or maybe even into intergalactic space
itself.

http://arxiv.org/abs/0705.1170

I wonder how many star systems are roaming between the star islands
from such collisions?

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