Using data from the James Webb Space Telescope, astronomers traced how Milky Way–like galaxies formed and changed over time.

The Milky Way is not the neat, flat pinwheel many of us learned about in school. Fresh data from precision star maps now show ...

The “Seven Sisters” of the Pleiades are part of a much larger complex that can help reveal our galaxy’s deep history ...

When astronomers first spotted a faint, fast-moving object racing through the outer Solar System in mid-2025, few expected it ...

A single photograph taken from orbit has managed to make a rare visual connection between the mundane life on Earth and the ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...

Understanding how the Milky Way formed means looking far beyond the bright spiral you see in the night sky. A new study led ...

Astronomers working with the Hubble Space Telescope have identified an entirely new type of cosmic object. It is a cloud rich ...

The Milky Way was once a textbook example of how a spiral galaxy should form and evolve. Now a wave of new observations and ...

NASA’s Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission launched in 2025 alongside NASA’s SPHEREx space ...

An inexplicably hot, fast-growing cluster of galaxies in the early universe has scientists questioning theories of galactic ...

The sun wanders the Milky Way alone; our star orbits the galaxy’s distant center without any stellar siblings. The solar ...