T he European Space Agency (ESA)’s Euclid Mission has been working over the last 18 months to understand what dark matter and dark energy really are. These are components of the universe whose ...

"They're so rare, and they're incredibly useful scientifically," said Conor O'Riordan of the Max Planck Institute for Astrophysics.

Meet the Artemis 2 moon mission astronauts and learn about private lunar landers, space telescopes and the "dark universe" at ...

Astronomers say they've discovered one of the most masssive black holes ever discovered in the Cosmic Horseshoe.

This discovery is very encouraging for the future of the Euclid mission and demonstrates its fantastic capabilities.” American astronomer Lewis Swift first observed the galaxy NGC 6505 in 1884 ...

The Euclid space mission of the European Space Agency has spotted an Einstein ring in the galaxy NGC 6505, just 590 million lightyears from the earth.

Over the Euclid mission's expected six-year lifespan, the spacecraft will chart over 1.5 billion galaxies, generating a massive dataset for astrophysicists to study. Euclid recently discovered an ...

Euclid, the European Space Agency's dark Universe detective, has made an astonishing discovery -- right in our cosmic backyard. Euclid blasted off on its six-year mission to explore the dark ...

(CNN) — Astronomers with the European Space Agency’s Euclid mission have captured an unprecedented look at a rare cosmic phenomenon — and they made the observations purely by happenstance.