"For the first time, we could trace the boundary between the gas residing in galaxies and the material contained within the ...

The "dark universe detective" space telescope Euclid has discovered its first Einstein ring in the process, learning about ...

Researchers say they've discovered the largest known object in the universe, a galactic superstructure called Quipu.

New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

Scientists have taken a bold step toward understanding dark matter, the invisible force shaping the cosmos. Using atomic ...

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

Euclid, a space telescope on a mission to uncover the secrets of dark matter and dark energy, has already made a stunning ...

Data collected from a once-defunct NASA satellite show that Earth grew two extra radiation belts following a supercharged ...

These jets become elusive the farther back in time astronomers try to look because of the so-called cosmic microwave ...

The Einstein ring, formed as light from a distant galaxy bends to glow around another object in the foreground, could help ...

Feb. 6, 2025 — Astronomers have characterized the largest-ever early-Universe ... Space Agency's Gaia mission, scientists have found a huge exoplanet and a brown dwarf. This is the first time ...