Not much is currently known about the structure of dark matter. For a start, it was never directly observed. There is only indirect evidence for dark matter. Therefore, it isn't know what types of structures it forms, if any.
Probably not, though since we don't really know what dark matter is, it's conceivable. We expect, though, that mainly what will be emitted is photons, which are not dark matter.
Dark energy is the force that expands the universe. Dark matter is the force that keeps everything from crashing into one an other. Dark matter is what keeps galaxies together for example if you pour...
dark matter is what keeps galaxies together for example if you pour beads (representing stars planets etc) in a tub they spread out but if you get a fan (representing dark matter) it is possible to...
Dark matter and dark energy are place names for theoretical concepts invented to explain particular observational features of the Universe. As far back as the 1930s, astronomer Fritz Zwicky noted...