A massive, rotating disk galaxy designated DLA0817g and nicknamed the "Wolfe Disk," formed just 1.5 billion years after the ...

A series of new studies have uncovered fresh insights into the Milky Way’s structure, star formation, and early history. Researchers identified a self-regulating process controlling star masses in ...

Messier 104, nicknamed the Sombrero Galaxy, is a popular target for amateur observing and astronomical research. Its ...

Research findings are available online in the journal Astronomy and Astrophysics. The original story “ For the first time, ...

How far the Milky Way's disk extends has long been difficult to define—it doesn't end sharply, but fades away gradually at ...

A supermassive black hole, ULAS J1120+0641, outgrows its galaxy and disrupts the cosmic balance, revealing a mystery of the ...

By tracking individual stars and exploding supernovas, astronomers discovered the strength of early ultraviolet glow ...

Out of all the matter in the universe, only 4% of the universe’s mass is currently understood — leaving 96% to be further ...

Astronomers have discovered the edge of the Milky Way’s star-forming disk, revealing that most new stars form within 40,000 ...

Ultra-faint dwarf galaxies orbiting the Milky Way are cosmic fossils. New simulations reveal how these tiny systems reflect ...

Our physicists have created a new movie taking us back nine billion years in time to understand the formation of our Milky ...