Stellar dust is the dust hovering around in space.
orange,brown
Diamond dust is produced by polishing diamonds, so the colour of the dust will be the colour of the diamond, if any.
Mar
Dust!
A really light gray. The color was created by space dust.
An Asteroid got its color from the dust that was left from collisions with other objects in space.
A dust devil is the color of the dust it is going over, which varies. They are often a light tan to rusty red color.
A nebula.
Stellar dust is the dust hovering around in space.
A cloud of dust and gas in space is known as a Nebula.
redstone dust
The color of the dust that transfers signals in Minecraft is red. It is appropriately named redstone.
Cosmic dust, asteroidal dust, intergalactic dust, interstellar dust, comet dust, circumplanetary dust ~ it really depends on its astronomical location.
reddish-brown i think
I dont think dust is a matter. As matter requires these two properties, Space and MASS. A dust can only exhibit the property of space *this answer is an opinion*
Black