Scientists Discover Universe’s Largest Known Structure
Scientists have found the largest known structure in the universe, a cluster of galactic cores so vast it would take four billion years for a spacecraft traveling at the speed of light to cross it. The sighting challenges a theory from Einstein which suggests such a massive object shouldn’t exist in the universe. A quasar […]
Milky Way Contains Billions of Earth-sized Planets, Studies Find
There are at least 17 billion Earth-sized worlds in our Milky Way galaxy, according to two new studies. Both groups of scientists used data from NASA’s Kepler mission to reach their conclusions, which were presented to the American Astronomical Society in Long Beach, California. The scientists found that the closer the planets are to their […]