The cosmic superstructure Quipu is more than 13,000 times the length of the Milky Way, and its mass is 200 quadrillion times ...

For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are ...

Astronomers have discovered what is believed to be the largest structure in the universe, more than 1.4 billion light-years across and containing seventy galactic superclusters. Our solar system is a ...

Mapping the distribution of matter in the universe is an important quest for cosmology and astrophysics. There is a battle going on between the universe's accelerated expansion and gravity trying to ...