When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of the local bubble, which surrounds our solar system. An interstellar cloud of ...
Astronomers tallying up all the normal matter—stars, galaxies and gas—in the universe today have come up embarrassingly short of the total matter produced in the Big Bang 13.6 billion years ago. In ...
For decades, scientists have been puzzled by the missing mass in the universe. While we know that about 85% of the universe is made up of dark matter, the remaining 15% is made up of normal (baryonic) ...
Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our noses all this time. Models of how the universe has evolved since the Big ...