A hole in space… no really, an actual hole! | Bad Astronomy | Discover Magazine

12 05 2010

Space is black. I mean, duh, right? But really, it’s black because it’s almost entirely empty, so even with stars scattered around, there’s nothing to light up.hst_ngc1999But some parts of space are bright: clouds of gas can be lit up by nearby stars, making them glow

via A hole in space… no really, an actual hole! | Bad Astronomy | Discover Magazine.

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