But as the cosmos expanded and cooled ... However, direct measurements of galaxy movements suggest a faster expansion rate of ...

The cosmos conceals many mysteries, and recent discoveries astonish even specialists. Researchers have detected oxygen in the ...

According to the new DESI numbers, dark energy may be changing over time—either causing the universe’s expansion to ...

Astronomers have discovered oxygen and heavy elements in the earliest galaxy ever seen, suggesting some galaxies as early as ...

If our 13.8 billion-year-old cosmos could be considered middle-aged, researchers note these new images captured around its ...

Astrophysics Professor Neta Bahcall discusses her research on dark matter and its effects on the expansion of the universe.

Last year, an enormous map of the cosmos hinted that the engine driving cosmic expansion might be sputtering. Now physicists ...

Though tiny, this newfound satellite galaxy around M31 offers big lessons — and questions — about how galaxies evolve.

The European Space Agency has released the first batch of large-scale images from the Euclid space telescope, which ...

Launched from Cape Canaveral, Florida, in July 2023 with assistance from NASA, Euclid has been observing the cosmos since ...

Although the telescope is just getting started on its mission, it has already delivered some impressive snapshots of the dark ...

ESA's Euclid mission is exploring the "dark universe." The space telescope's latest images offer fascinating new insights.