Spheroidal dwarf galaxies are small galaxies that orbit giants like the Milky Way. Though they display very diverse ...

Early universe winds: JWST detected extreme quasar-driven gas outflows in galaxies just one billion years after the Big Bang. Star formation halted: These winds likely removed star-forming gas, ...

Early galaxies were star-forming machines, furiously gobbling up gas and spitting out stars. A new model helps explain why ...

Supermassive black holes lurk at the centers of massive galaxies, including our own Milky Way. Puzzlingly, supermassive black ...

Astronomers using the James Webb Space Telescope have spotted something that shouldn’t exist—at least not so early in the ...

An international team of astronomers has analyzed the data from the James Webb Space Telescope (JWST) and Atacama Large ...

Powerful bright blue cosmic explosions called Luminous Fast Blue Optical Transients could be caused when a black hole or neutron star slams into the universe's hottest class of star.

Unlike active galactic nuclei (AGN) that emit lethal levels of X-ray radiation, the centers of the Milky Way and these little ...

Pollen, algae, insects, radiolarians – each unique microfossil holds clues to how Earth has changed over millions of years.

Scientists found one of the earliest known slow-spinning galaxies, challenging long-standing ideas about how massive galaxies ...

A massive cosmic milestone has just been reached: scientists have completed the largest high-resolution 3D map of the ...