The James Webb Space Telescope captured massive galaxy cluster RX J2129. located about 3.2 billion light-years away. A ...

Space scientists have shown off their pictures of the year - by sharing twelve months of cosmic wonders. The European Space Agency (ESA) have put together highlights of exciting images and discoveries ...

The 24th day of the annual Space Telescope Advent Calendar features dozens of galaxies in a cluster, most appearing stretched ...

The Russian state rocket company, Energia, has officially secured a patent for a giant, rotating space architect.

Since then, astronomers have observed all manner of lensing caused by all manner of bodies—perhaps none as visually striking ...

Explore the debate surrounding a potential dark matter discovery, highlighting skepticism and the need for rigorous ...

NASA’s ESCAPADE mission launched two small, affordable orbiters to Mars on Blue Origin’s New Glenn rocket. Discover how these ...

The best JWST images reveal galaxies, nebulae, and cosmic structures in stunning infrared clarity. These James Webb photos ...

New gravitational lensing measurements by the TDCOSMO Collaboration support the Hubble Tension, confirming differences between Early and Late Universe Hubble Constant values using updated ...

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from ...

Scientists are testing a novel way to measure cosmic expansion using time delays in gravitationally lensed quasars. Their results match “local” measurements but clash with early-universe estimates, ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier than astronomers believed such well-structured galaxies could form. With ...