To gain an overall picture of
galaxies in the universe requires a much higher sensitivity for observation.
Not exact matches
There are hundreds of billions of stars
in our
galaxy, each with planets, that large of a number even if a tiny fraction had an atmosphere and even if a fraction of them had water (as we know it is
required, but life may not
require it on other planets) it would be amazing if there wasn't a carbon based lifeform somewhere else
in our
galaxy, let alone
in the
universe with billions of
galaxies each with billions of stars and trillions of planets.
We accomplished this by commencing with purposive and conscious actions of humans (e.g.,
in the construction of a building structure), which
required the sustenance of other entities (plants, animals, planets,
galaxies, etc.) within the spatial and temporal framework of an evolving
universe.
Astronomers see its effects throughout the cosmos —
in the rotation of
galaxies,
in the distortion of light passing through
galaxy clusters, and
in simulations of the early
universe, which
require the presence of dark matter to form
galaxies at all.
The findings described by Ellis and his colleagues
in a telephone press conference organized by NASA this afternoon suggest that these first
galaxies provided the ultraviolet radiation
required to reionize the
universe.