New simulations reveal that the Milky Way’s odd split between two chemically distinct groups of stars isn’t a universal ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

New simulations of Milky Way-like galaxies reveal that the strange split between two chemically distinct groups of stars may ...

Clues about how galaxies like our Milky Way form and evolve and why their stars show surprising chemical patterns have been ...

It’s always amazing, and more than a little humbling, when the universe reminds us that our “common sense” is provincial, ...

Clues about how galaxies like our Milky Way form and evolve and why their stars show surprising chemical patterns have been ...

The size of the universe depends on its shape, with possibilities ranging from finite and spherical to flat or even infinite. Editorial: Another daylight robbery of the U.S. Treasury Valerie ...

Star chemistry reveals two spiral arms and a faint bridge in the Milky Way, offering a clearer view of hidden structure in ...

From your place inside the Milky Way, you are living within a galaxy that keeps a detailed chemical diary. Every star holds ...

A spectacular new view of two dwarf galaxies caught in the middle of a cosmic collision reveals a glowing gas bridge, streams ...

Dusty stars close to the Milky Way’s black hole stay stable for years. New infrared data shows they survive gravity and ...

Curiosity, collaboration and a passion for discovering how the universe works have propelled this rising astrophysicist onto ...