A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

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

NASA's Nancy Grace Roman Space Telescope team has released detailed plans for a major survey that will reveal our home galaxy ...

A new study using Auriga simulations explains the Milky Way’s chemical bimodality. Stars split into magnesium-rich and iron-rich sequences, revealing multiple evolutionary paths shaping our galaxy.

For most of human history, the Milky Way has been a hazy band of light, a backdrop rather than a map. Now, by reading the ...

Naming a star after your wife may be beautifully symbolic, but it won’t be recognized by the astronomy community. One hundred ...

The Milky Way is not the calm, flat starry disk many of us learned about in school. Astronomers are now tracking a colossal, ...

A seven-hour gamma-ray burst, GRB 250702B, stuns astronomers and hints at powerful new cosmic engines still unknown to science.

NASA’s Roman Space Telescope will map the Milky Way using infrared observations, studying star formation, stellar evolution, star clusters, and hidden galactic structures over a two-year survey.

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

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

Comet Lemmon was discovered in January 2025 and made its closest approach to Earth in late October 2025. But by November 2025 ...