universe

Ripples in the spacetime around a merging binary black-hole system from a numerical relativity simulation

Black holes chirp? Astronomers discover unique sound as these objects mergeSeptember 7, 2023

This image shows the orientation of the magnetic field in the distant 9io9 galaxy, it looks like a blue dot and a blue crescent moon

Galaxy’s ghostly glow marks furthest magnetic field ever detected — 11 billion light-years awaySeptember 6, 2023

Person looking up at outer space, night sky

How old is the universe? New theory suggests it’s been around twice as long as scientists believed!August 28, 2023

In this false-color Webb image, the foreground galaxy is shown in blue, while the background galaxy is in red. The organic molecules are highlighted in orange. C

JWST discovers cosmic ‘smoke signals’ in most distant galaxy seen from EarthAugust 1, 2023

Quasars — shown here in an artist's illustration— are some of the brightest objects in the universe. The energy released by the quasar's supermassive black hole as it devours mass from its surroundings is widely considered to be the main driver in limiting the growth of massive galaxies. CREDIT Space Telescope Science Institute

JWST discovers pearl-like string of ancient galaxiesJuly 11, 2023

Artist's impression of a pulsar timing array.

Using galaxy-sized detector, astronomers find evidence of gravitational waves from supermassive black holesJune 30, 2023