On July 1st, 2023, the European Space Agency (ESA) launched the Euclid Observatory, a mission that will spend the next…
For nearly three decades now, it's been clear that the expansion of the Universe is speeding up. Some unknown quantity,…
Over a century ago, astronomers Edwin Hubble and Georges Lemaitre independently discovered that the Universe was expanding. Since then, scientists…
Astronomers continue to find more and more evidence of black holes, but there's an alternative theory that could explain the…
ESA's Euclid mission was launched in July 2023 and has already sent home test images showing that its instruments are…
The NSF just awarded researchers at UChicago to start developing the CMB-S4 experiment, which will map the earliest moments of…
New research shows how intelligent life might expand in an ever-expanding Universe, which has serious implications for SETI and the…
After a bit of a hiccup with its navigation system, Euclid has found its navigation stars and is pointed the…
Astronomers have measured the Universe's expansion rate and found that various methods don't agree, and their error bars don't overlap.…
A new paper argues that the universe is 26.7 billion years old. But the model only works by assuming tired…