The most precise measurement yet shows the Universe is expanding faster than expected, deepening the Hubble tension. The ...

Our universe is full of mysteries, but few are as perplexing as the dark, tiny galaxies that hover around larger ones like ...

Astronomers say they have produced one of the most precise measurements of the Hubble constant. Yet plenty of questions ...

The universe is expanding, and physicists cannot agree on how fast. In a preprint posted in late May 2026, the H0 Distance ...

For the first time, scientists have measured the instantaneous mind-blowing power of jets blasting from a black hole.

Nearly a millennium ago, astronomers witnessed a brilliant new star blazing in the sky—a supernova so bright it was visible in daylight for weeks. Today, its expanding remnant, the Crab Nebula, ...

The Hubble Space Telescope captured rare images of a comet as it was breaking apart in November 2025. Credit: NASA / ESA / Dennis Bodewits / Joseph DePasquale For practically as long as NASA's Hubble ...

NASA and ESA have released new images from the Hubble Space Telescope of a comet breaking up as it exits the solar system, captured as part of study recently published in the journal Icarus. The ...

The local universe may be expanding more slowly than previously thought. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the ...

LONDON — Astronomers have spotted a galaxy so faint, it's almost invisible — a discovery that could help illuminate one of the most elusive substances in the universe. The researchers found Candidate ...

For years now, NASA’s Hubble Space Telescope has had its fair share of brushes with death. The groundbreaking observatory launched into low-Earth orbit 36 years ago, and it’s now been operational two ...