New research suggests dark energy might not be real, proposing instead that the Universe’s apparent acceleration is due to its patchy structure. Upcoming observations from space missions could prove ...

Earth was not the center of the universe, it turned out. It wasn’t even the center of the solar system! The solar system, unfortunately, wasn’t the center of the universe either. In fact ...

Astronomy continues to unlock the secrets of the universe, revealing stunning phenomena, reshaping our understanding of the cosmos, and sparking new questions for scientists to explore.

The enigmatic idea of dark energy has consistently been referenced to explain the universe’s expansion, but new research may upend years of cosmological beliefs with a shocking claim made by ...

It's explored our own Solar System, studied the atmospheres of distant planets in search of signs of life and probed the farthest depths to find the very first stars and galaxies formed in the ...

A new effort to map the rumblings in spacetime caused by enormous black hole collisions paints a surprisingly loud and lopsided picture of the universe. Using the largest gravitational wave ...

For decades, cosmologists have wondered if the large-scale structure of the universe is a fractal: if it looks the same no matter the scale. And the answer is: no, not really. But in some ways, yes.

The universe is a strange place on very small scales. What makes up the matter we perceive in the universe? To start, there are the usual suspects, like electrons, protons, quarks and neutrinos.

and telescopes on Earth and in space revealed to us images of the universe that have changed our very understanding of the cosmos. Want to relive the epic year in space? Scroll on to see some of ...