Researchers have assembled Unite, the largest internally consistent Type Ia supernova Hubble diagram yet, combining 2,884 ...

Light traveling toward Earth for more than 13 billion years finally reached the mirrors of the James Webb Space Telescope, ...

That the universe is expanding has been known for almost a hundred years now, but how fast? The exact rate of that expansion remains hotly debated, even challenging the standard model of cosmology. A ...

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 ...

The universe is still speeding up, scientists say, keeping dark energy and its mysterious role in cosmic expansion firmly in play. Credit: NASA’s Goddard Space Flight Center Conceptual Image Lab / ...

Axions are the most likely candidate for enigmatic dark matter that dominates the universe. Astrophysicists are searching for evidence of high-mass axions produced during supernovae. Scientists ...

One of the biggest questions in the scientific world right now revolves around something we can't see, and can't directly detect in any other way either. Based on the movements of galaxies, ...

Add Yahoo as a preferred source to see more of our stories on Google. The NASA/ESA/CSA James Webb Space Telescope identified the source of a super bright flash of light known as a gamma-ray burst: a ...

The universe is almost 13.8 billion years old, but every now and then, astronomers detect echoes from its distant past. One such occasion occurred earlier in 2025, when NASA scientists reported ...

Last time, we introduced the "coldest place in the universe." So, on the flip side, where is the hottest place in the ...

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