The universe has likely shifted from a period of acceleration to a phase of deceleration, new study by Korean researchers ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

A mysterious force called Dark Energy might be changing, in a way that challenges our current understanding of the nature of time and space.

Scientists have discovered that our entire solar system is racing through the Milky Way far faster than current models ...

Astronomers have used the Keck Observatory's DEIMOS multi-object spectrograph to observe a nearby galaxy cluster designated ...

Here is a look at just a few of the biggest developments in astronomy that The Debrief has been tracking in 2025.

Astronomers discovered the 40,000th near-Earth asteroid, taking the tally to 40,155 per NASA (as of the first week of ...

One of the greatest mysteries the James Webb Space Telescope (JWST) was developed to investigate was the birth of ...

One of the greatest mysteries the James Webb Space Telescope (JWST) was developed to investigate was the birth of ...

By studying tiny distortions in the shapes of distant galaxies, scientists mapped dark matter and dark energy across one of the largest sky surveys ever assembled. Their results back the standard ...

An internationally-recognised expert on black hole astrophysics, Sera Markoff, has become the first woman to be appointed as ...