On a clear night far from city lights, the Milky Way stretches overhead as a pale band, yet most of the sky between those ...

The venerable Hubble observatory is going strong despite its decades in space and the advent of next-generation successors ...

Findings allow scientists to learn more about dark matter’s influence on stars, galaxies, and planets ...

NASA's SPHEREx telescope unveiled its first full-sky map of the universe, combining more than 100 infrared observations into one dazzling mosaic. When you purchase through links on our site, we may ...

An international team of astronomers has achieved a first in probing the early universe, using the James Webb Space Telescope (JWST), detecting a supernova—the explosive death of a massive star—at an ...

"I think it's natural to take a break and wonder whether we are fundamentally thinking about this in the wrong way." When you purchase through links on our site, we may earn an affiliate commission.

It will be a view unlike any other — completely invisible, exceptionally quiet and utterly transformative. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Six years of Dark Energy Survey observations combine four cosmological probes to refine measurements of cosmic expansion, dark energy behavior, and matter clustering across billions of years.

Here’s what you’ll learn when you read this story: A new paper adjusts an equation that defines our universe in response to recent new data. The cosmological constant, which describes how our universe ...

Though sci-fi movies would have us believe that space is incredibly cold — even freezing — space itself isn't exactly cold. In fact, it doesn't actually have a temperature at all. Temperature is a ...