Extreme stars share unique properties that may provide a link to mysterious sources

Artistic impression of a magnetar, where a neutron star emits radio light powered by the energy…

New constraints on the presence of ultralight dark matter in the Milky Way

Credit: David Champion/MPIfR. Dark matter, composed of particles that do not reflect, emit or absorb light,…

Data from Fermi Gamma-ray Space Telescope reveal gamma radiation pulses from Sagittarius A*

The figure represents the γ-ray light curve of Sag A* in the γ-ray band at a…

Europe’s Ariane 6 rocket successfully completes hot-fire test

The hot-fire test at Europe’s Spaceport in French Guiana ‘simulated a complete launch sequence’ The European…

Astronomers discover two ‘hot Jupiters’ orbiting red-giant stars

Above, the phase-folded light curve of TOI-4377 b from TESS is shown, with the individual flux…

Telescope Array detects second-highest-energy cosmic ray ever

Artist’s illustration of the extremely energetic cosmic ray observed by a surface detector array of the…

Webb identifies methane in an exoplanet’s atmosphere

An artist’s rendering of the warm exoplanet WASP-80 b whose color may appear bluish to human…

A galaxy only 350 million years old has surprising amounts of metal

The JWST has the power to see the most ancient galaxies in the universe, as shown…

Recently discovered nova investigated by astronomers

DSS image of the Andromeda Galaxy and its surroundings. AT 2023prq is shown (star) with the…

Does spaceflight increase men’s risk of erectile dysfunction?

Credit: CC0 Public Domain During missions into space, astronauts are exposed to high levels of galactic…