This is the first time humans have laid eyes on these deep space objects.

The universe’s expansion rate was supposed to be a solved problem, yet the latest high precision map of the early cosmos has pushed one of modern astronomy’s sharpest conflicts back to center stage.

The universe is expanding, but astronomers still cannot agree on exactly how fast. That mismatch, known as the Hubble tension, has turned a seemingly simple number into one of the biggest headaches in ...

The cluster can offer fresh insights into how stars of all sizes form and evolve. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Star clusters ...

In the sprawling Hydra constellation, 137 million light-years away, lies NGC 3285B—a dazzling spiral galaxy recently spotlighted by NASA’s Hubble Space Telescope. This cosmic beauty orbits the edges ...

Scientists are testing a novel way to measure cosmic expansion using time delays in gravitationally lensed quasars. Their results match “local” measurements but clash with early-universe estimates, ...

NEW YORK (AP) — NASA’s Hubble Space Telescope got a rare look at the aftermath of two cosmic collisions — and helped scientists solve a decades-old mystery. Video shows flames flying from NASA plane ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. What astronomers initially suspected to be a new exoplanet is ...