Figuring out the ages of stars is fundamental to understanding many areas of astronomy—yet, it remains a challenge since ...

The research draws on two existing approaches to better estimate stars’ ages.

What we saw in the DESI experiments, and now strengthened by our South Pole Telescope observations, is that dark energy is ...

Hints of the very first stars to light the Universe might be discovered in a faint radio signal feebly beaming from the dawn ...

As mysterious as the Big Bang that gave birth to the Universe is the brief but tumultuous period that immediately followed it ...

Study reveals that high-energy cosmic rays are born in magnetic fields during neutron star mergers, a prelude to black holes.