That is a treat indeed. I was wondering for a while about the smudge near the center of the Earth’s disk, until it suddenly struck me: That is sunlight reflecting off the ocean surface.
^ Those dusty places being including nebulae, the galactic dust lanes and the dusty disks swirling around stars that form planets. Ashes and dust indeed!
(A clean galaxy that used up or ejected all its dust is a dead or dying galaxy.
That is a treat indeed. I was wondering for a while about the smudge near the center of the Earth’s disk, until it suddenly struck me: That is sunlight reflecting off the ocean surface.
The moon seems pretty dusty for something in a vacuum…
Everything *inside* my vacuum gets dusty.
Space is a very dusty places -some places dustier than others – and we are made of stardust ourselves as Carl Sagan famously said.
^ Those dusty places being including nebulae, the galactic dust lanes and the dusty disks swirling around stars that form planets. Ashes and dust indeed!
(A clean galaxy that used up or ejected all its dust is a dead or dying galaxy.