For much of the twentieth century, scientists expected the expanding universe to slow over time. The opposite turned out to ...

Originally published in England under the title The Fontana history of astronomy and cosmology. Statement of responsibility from jacket. Prehistory -- Ancient Egypt -- Mesopotamia -- The Greek and ...

The Würzburg-led research unit “Relativistic Jets in Active Galaxies” has been investigating the powerful plasma beams emitted by supermassive black holes since 2021. Now the DFG has extended its ...

The universe is packed with riddles, but few are as stubborn—or as fascinating—as dark matter. First proposed in 1933 by ...

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from ...

A team of astronomers using a variety of ground and space-based telescopes including the W. M. Keck Observatory on Maunakea, ...

R esearchers have calculated one of the most precise estimates for the expansion rate of the universe today, and it turns out ...

Researchers have found a razor-thin, rotating string of galaxies inside a massive cosmic filament, revealing unexpected ...

From 400-year-old globes to cosmic funeral shrouds, how the Osher Map Library in Maine shows people that maps aren't just for ...

Current physics is speeding toward a breaking point, as astronomers confirm that the Hubble tension in new data.

Conventional telescopes are limited in detecting low-surface-brightness (LSB) structures, which are essential for studying ...