New observations of the cosmos show that the dark energy, a mysterious force that accelerates the expansion of the universe, ...

After 11 years mapping the Milky Way, the European Space Agency's Gaia space telescope has retired. Scientists hailed it as ...

The European Space Agency’s Euclid space telescope was built to study the dark matter and dark energy that make up […] ...

The great Russian physicist and Nobel laureate Lev Landau once remarked that“cosmologists are often in error, but never in ...

The European Space Agency (ESA) has just released the first batch of data from the groundbreaking Euclid space telescope, ...

Data from 41 million galaxies does not shake up the standard cosmological model after all. To that conclusion, to their own ...

Ideally, telescopes have wide fields-of-view (so ... Sometimes, when something massive—say, a galaxy with plenty of dark matter—sits in front of another more distant galaxy, the light from ...

The Large UV/Optical/IR Surveyor (LUVOIR) telescope has been imagined as a habitable planet hunter, but it could be so much ...

The European Space Agency's Euclid mission has released its inaugural dataset, capturing images of 26 million galaxies and ...

The findings suggest that dark energy is dynamic and changes over time, and that it used to be stronger in the early stages of the universe but is weaker now. That’s particularly odd because most ...

Webb Telescope captures an Einstein ring in the Hydrus constellation Light bends around a massive galaxy, forming a glowing ring Gravitational lensing helps study distant galaxies and dark matter ...

"Our data indicates that the Universe will expand forever, and at an accelerating rate," said Sehgal, who analyzed data ...