Euclid, a European space telescope, just captured 26 million galaxies to reveal the secrets of the dark universe.

A blob of gas seen outside the Milky Way could be a type of starless, dark matter–dominated galaxy. Some scientists are skeptical.

"Just as blue sunlight scatters in the Earth's atmosphere and makes the sun look slightly less blue, light from a strong blue ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

U.S. National Laboratories (Argonne, Lawrence Livermore, and Oak Ridge) possess three of the world’s fastest exascale ...

Arizona is reaching for the stars: The International Dark Sky Discovery Center is under construction in Fountain Hills. Slated to open in fall 2025, the $28 million observatory and science center ...

Norwood is one of the most ideal places to gaze up at the stars because it sits on Wright's Mesa at 7000 ft in the high desert. It is exceptionally dark and friendly. The Town is presently working on ...

The first tranche of data shows three patches of the sky ... other 95% is dark and is unknown." Euclid measures the various ...