It's well established that the universe is expanding, but there's serious disagreement among scientists over how fast it's happening.

Drawing together leading experts from across the field, an international collaboration of cosmologists has created a unified approach for measuring the value of the Hubble constant. Published in ...

It's 99 percent dark matter, a new study explains.

It's been 35 years since Hubble came online, so in honor of the intrepid telescope's 35th anniversary, we've put together this gallery of our favorite Hubble images. The Hubble Space Telescope was ...

Hubble has captured its clearest view yet of the closest pre-planetary nebula, dubbed Egg Nebula, a dying Sun-like star ...

The Hubble Space Telescope has unveiled a remarkable new view of the Egg Nebula, the closest known pre-planetary nebula to Earth. The image captures a Sun-like star casting off its outer layers, ...

A Simon Fraser University cosmologist believes his team's new research may bring them a step closer to cracking one of science's biggest questions—the Hubble tension. The quest to determine how fast ...

"It means cleaning house, narrowing the viable paths forward, and no longer spending energy on what are evidently dead ends." When you purchase through links on our site, we may earn an affiliate ...

Edwin Hubble (November 20, 1889-September 28, 1953,) was an American astronomer who helped to establish the field of ...