In the vast expanse of the universe, visible matter, ranging in size from the tiniest speck of dust to massive celestial ...

A new study suggests galaxies in the early universe appear much larger and brighter than expected, precisely as predicted by ...

How did the first galaxies after the Big Bang form and evolve? Were they small and attributed to dark matter or were they ...

Astronomers have watched a massive star vanish in the night sky, only to be replaced by a black hole. The supergiant star M31 ...

As we gaze into the universe, we've discovered most galaxies have a supermassive black hole lurking near the center.

The standard model for how galaxies formed in the early universe predicted that the James Webb Space Telescope (JWST) would see dim signals from small, primitive galaxies. But data are not confirming ...

Gravitational distortions produced by distant galaxies show a slight—but notable—disagreement with Einstein's predictions.

Dark matter is an essential element of galaxy formation and physics, according to the standard theory of how the universe ...

The standard model for how galaxies formed in the early universe predicted that the James Webb Space Telescope (JWST) would ...

EMA granted clearance to advancebelrestotug 400mg + dostarlimab as recommended Phase 3 dose and activate GALAXIES Lung-301 clinical sites in ...

If another gravity theory is correct, "then the broader implications are enormous," astrophysicist Stacy McGaugh told ...

Black hole light echoes are an extreme form of gravitational lensing. To measure the masses and spins of black holes, ...