The curious minds at Aperture illustrate the mind-bending scale of the universe and just how far its boundaries may reach.

Mathematical evidence indicates that our universe is flat, but it could be infinitely big, as well. You can figure out if an ...

The universe's vastness challenges human comprehension. It contains trillions of galaxies and countless stars. Pluto's ...

Even within our own solar system, distances are enormous. NASA astrophysicist Dr. Amber Straughn explains that driving a car ...

The Hubble constant, a set number that connects a galaxy’s speed to its distance from Earth and tells us how fast the ...

James Webb telescope helped solve a decade-long mystery about the universe’s expansion rate, shedding new light on the cosmic ...

Physicists are always searching for new theories to improve our understanding of the universe and resolve big unanswered ...

Astronomers from the University of Hawaiʻi's Institute for Astronomy (IfA) have discovered the most energetic cosmic ...