Korean scientists studying Type Ia supernovae have found strong evidence that the universe's expansion is not accelerating, ...

The universe's expansion may actually have started to slow rather than accelerating at an ever-increasing rate as previously ...

A remarkable new study challenges the findings of Nobel Prize winning research into how our universe has changed over time.

The universe may be vast, but researchers have multiple points of evidence that reveal its shape. White House tells Supreme ...

Astronomers have chased the first stars for decades, squinting at the early universe for any hint of their brief, brilliant ...

NASA confirms 3I/ATLAS visible tonight — learn when and where to spot the rare interstellar comet lighting up Earth's skies ...

Spotted from an airplane by remote sensing equipment, a vast and ancient Maya complex was hidden from view for millennia by forest and fields before it was made public in 2020. Five years on, ...

In a first-of-its-kind experiment, scientists have recreated "cosmic fireballs" here on Earth in a particle accelerator.The ...

As telescopes have become more powerful, it’s turned out our solar system is not the only game in town: There are millions of ...

In 2002, two astronomers analyzing data from more than 200,000 galaxies decided to answer a question nobody asked: if you ...

A peculiar object discovered by the James Webb Space Telescope just 700 million years after the Big Bang could reveal the ...

Keio University astronomers measured the universe’s temperature 7 billion years ago at 5.13 K using ALMA data, which ...