Sometimes even being in a big city can be enough to make you feel small. But looking up into the empty vastness of space, the sheer size of the universe is almost impossible to comprehend. This ...

There’s something about comparing the size of objects—say, moons or sci-fi starships—that is endlessly appealing. But while comparisons we’ve seen cover subsets of stuffs, none have looked at the big ...

The Earth is the fourth largest planet in the solar system, larger than Mercury, Mars, Venus, smaller than Neptune, Uranus, Saturn and Jupiter. Although it is difficult to feel the size of planets ...

Biggest vs smallest - how do we measure up in the grand scheme of the universe? Explore the fascinating scales of existence, from quantum particles to the observable universe’s edge. A journey into ...

An international team led by astronomers from Kyoto University in Japan, the University of Tokyo, and the University of Oxford in England has released its first version of a 3-D map of the universe ...