The standard cosmological model (present-day version of "Big Bang," called Lambda-CDM) gives an age of the universe close to 13.8 billion years and much younger when we explore the universe at ...

Its electronic gaze will sift through endless voids and millions of galaxies to hunt dark matter.

The broadest planned survey by NASA's upcoming Nancy Grace Roman Space Telescope will reveal hundreds of millions of galaxies scattered across the ...

Relatedly, astronomers may have just pushed the upper size limit of what counts as a planet.

On July 2, 2025, the China-led Einstein Probe (EP) space telescope detected an exceptionally bright X-ray source whose ...

NASA’s Nancy Grace Roman Space Telescope will conduct a wide-area survey to study dark matter, dark energy, and the expansion of the universe across 11 billion light-years.

Zelené Pleso is a stunning alpine lake nestled deep within the High Tatras mountains of Slovakia. Surrounded by steep granite ...