stardust

Short definition from Wiktionary

Noun

1. 1
   Small fragments of dustlike material found in space; specifically, a type of cosmic dust that formed from cooling gases ejected from presolar stars, which was then incorporated into the cloud from which the Solar System condensed.
2. 2
   A distant cluster of stars resembling a cloud of dust, especially if the individual stars of which cannot be resolved with a telescope.
3. 3
   Small fragments in the Earth's atmosphere or on its surface originating from meteorites; meteor dust.
4. 4
   Something imaginary or lacking substance.
5. 5
   An imaginary magic dust or powder that, when in one's eyes, supposedly causes one to view a person or thing favourably, even though this might not actually be warranted.
6. 6
   An imaginary magic dust or powder supposedly able to give one charisma or other positive qualities; hence, charisma or glamour, especially that possessed by a celebrity.