A new study shows how Milky Way chemical tracks emerge from shifting star formation and gas supply, reshaping ideas about the ...

To make this discovery, researchers traced the paths of 21 stars on the outskirts of the Milky Way using data from the ...

I/ATLAS, the interstellar object discovered in 2025, reveals the estimated population, composition, and distribution of ...

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...

Happy New Year! While we’ve had a lot of cloudy nights lately, it’s been warm for the beginning of winter. Luckily, there are ...

A Christmas Tree-shaped star cluster inside NGC 2264 reveals active star formation 2,700 light-years from Earth.

Just in time for Christmas, a vast star-forming region shaped like a Christmas tree is lighting up space 2,700 light-years from Earth.

Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which ...

Last Friday, the interstellar comet designated 3I/ATLAS completed its closest approach to Earth without crashing into us or depositing an invading armada.

The best time to view the Milky Way in the Northern Hemisphere is from March to September. The Milky Way, our home galaxy ...

A sideways spiral galaxy shines in this NASA/ESA Hubble Space Telescope image. Located about 60 million light-years away in ...

From an interstellar comet to breathtaking auroras and from brand-new rockets to iconic space telescopes, here are some of our favorite images from the cosmos in 2025 ...