Although Italian by birth, maritime explorer Christopher Columbus sailed across the Atlantic Ocean and discovered the Americas under the Spanish emperorâs name. During his first voyage, he led three Spanish galleons, the NiÃ±a, Pinta, and the Santa Maria.
Instead of the general notion that a void is a region of space with a low cosmic mean density; a hole in the distribution of galaxies, it defines voids to be regions in which matter is escaping; which corresponds to the Dark Energy equation of state, w.
Aldring has noticed that galaxies inside of voids take the curious shape of a tubular structure â likely an important clue. In turn he suspects that the BoÃ¶tes void is the result of smaller voids coming together, much like how soap bubbles coalesce to form a single large one. As for the tube of galaxies, that's likely the remnant of the boundary between the smaller voids. Those galaxies, speculates Aldring, are now stranded inside the supervoid.