What happens to a galaxy as it falls into a giant cluster? The Three Hundred simulations explore the fate of gas in these cosmic encounters.
Over the years of debating dark matter, scientists have conjectured many different types and culprits. Read today’s bite to find out why Cold Dark Matter prevails.
Applying color-magnitude diagrams to distant, semi-resolved galaxies may break new ground in understanding stellar populations on a massive scale.
A newly discovered stellar stream may be the long-searched for tidal debris from the Milky Way’s largest globular cluster.
Cosmologists revisit an idea for addressing the Hubble tension: that a local void is messing with our measurements along the cosmic distance ladder.
Star-forming galaxies form stars at different rates. Could this be the model that reveals the underlying physics?