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

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 ...

The Milky Way looks serene from our vantage point, a hazy river of light arcing across the night sky. Yet the stars that make ...

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

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

A surprisingly mature spiral galaxy from cosmic dawn is rewriting ideas about how fast the Universe built its first galaxies.

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

Taken together, these studies illustrate that the Milky Way’s spiral arms are not just smooth arcs of stars, but dynamic, ...

New research sheds light on how galaxies like the Milky Way grow and why their stars display unexpected chemical signatures, ...

Galaxy Alaknanda challenges long-held theories of galaxy formation, which maintained that stable spiral galaxies could only ...

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