Will two rare supernovas finally tell us how fast the universe is expanding? Perhaps, but we'll have to wait for it for them ...
JWST observations of galaxy cluster MACS J1149 show gravitational lensing used by CANUCS to study distant low-mass galaxies across a wide range of cosmic time.
Planets usually stay close to their host stars, tracing steady paths shaped by gravity. Yet some planets break free and drift alone through the Milky Way. Astronomers call these objects free-floating ...
The James Webb Space Telescope has revealed a stunning new view of the distant Universe, observing a massive galaxy cluster that not only holds galaxi.
This NASA/ESA/CSA James Webb Space Telescope Picture of the Month brings us a scene from the distant universe. Pictured here ...
Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the ...
Astronomers puzzled out minuscule distortions in images of faraway galaxies taken by JWST in order to chart the invisible ...
"These results from the Dark Energy Survey shine new light on our understanding of the universe and its expansion." ...
NASA’s James Webb Space Telescope (JWST) has captured images of a distant galaxy that is forming a peculiar cosmic structure ...
An extremely early Type II supernova explosion, named after the Titan goddess of dawn in Greek mythology, occurred just 1 ...
Dark matter is a mysterious substance that glues galaxies together. This map from the James Webb Space Telescope could help ...