Sentences with phrase «ancient black holes»

Is dark matter composed of ancient black holes nearly as old as the universe?

Smith and his team favour the latter explanation, but just how ancient black holes got so big so quickly remains a mystery.

«New strategy to search for ancient black holes.»

In a new study in the journal Nature Astronomy, a team of researchers from Dublin City University, Columbia University, Georgia Tech, and the University of Helsinki, add evidence to one theory of how these ancient black holes, about a billion times heavier than our sun, may have formed and quickly put on weight.

These ancient black holes proved to be proportionately much heavier than those in the present - day universe — about 3 percent of the galaxy's mass.

Ancient black holes, dwarf galaxies and invisible halos might unlock the secrets of dark matter.

Because the process of swallowing interstellar matter takes time, it makes the discovery of such a massive, ancient black hole a challenge to the current theories of the evolution of such bodies.