Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...

The blank horizontal bar is the galactic plane area, which was excluded from the analysis to avoid strong astrophysical ...

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

A massive filament of gas and dust, designated X7, has been elongated during its long approach to the Milky Way galaxy's ...

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

"It means cleaning house, narrowing the viable paths forward, and no longer spending energy on what are evidently dead ends." ...

NASA's next big eye on the cosmos is now fully assembled. On Nov. 25, technicians joined the inner and outer portions of the ...

"Why are we here?" is humanity's most fundamental and persistent question. Tracing the origins of the elements is a direct ...

The galaxy's discovery challenges our understanding of how galaxies were formed in the early period after the Big Bang.