On the fourth anniversary of the launch of the James Webb Space Telescope (JWST), the European Space Agency (ESA) has ...

The discovery of an extremely metal-poor galaxy, observed thanks to the James Webb Space Telescope, opens a fissure in the ...

Space telescopes are typically optimized either to study a small patch of the sky across many wavelengths of light or to ...

The tension started to emerge from different datasets in the 2000s, mainly from the Hubble space telescope, and also recent data from the Gaia satellite. This tension is a cosmological disagreement, ...

The question of whether the cosmos goes on forever is no longer just a late night thought experiment, it is a live research ...

"Although there have been multiple efforts to understand the nature of dark energy, its composition, and its manifestation in the universe," one expert says, "we know embarrassingly little about it." ...

When the James Webb Space Telescope (JWST)—the long-awaited successor to the Hubble Space Telescope—becomes operational in 2022, one of its first orders of business will be mapping the earliest ...

COSMOS-Web was the largest General Observer program selected by the James Webb Space Telescope for Cycle 1. The team, led by RIT Associate Professor Jeyhan Kartaltepe, has publicly released its full ...

Scientists have used supercomputers to create a "synthetic universe" that will help predict what the next generation of super-telescopes will see upon opening their eyes to the cosmos. These ...

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

In the name of open science, the multinational scientific collaboration COSMOS has released the data behind the largest map of the universe. Called the COSMOS-Web field, the project, with data ...

"The cosmic dipole anomaly has thus established itself as a major challenge to the standard cosmological model, even if the ...