Simulations suggest the faintest galaxies near the Milky Way share one iron level because a single giant first star exploded in each.

A spiral galaxy roughly 10 million light-years from Earth is offering astronomers a rare glimpse into the forces that shape ...

The Vera C. Rubin Observatory discovered the dwarf galaxy Aquarius IV and the star cluster Rubin-GC1 in preliminary ...

The Vera C. Rubin Observatory has already uncovered two previously unknown companions of the Milky Way using preliminary observations covering just 7% of the night sky. The discoveries include an ...

"Become an even smaller baby."That one sentence started the story of the universe with baby Sol.In parts ①〜③, we traced the ...

A figure in red trudges across a blanket of white. Snow squeaks under the scientist's feet, too dry to be slick or soft. Only ...

Hubble reveals a mystery in nearby dwarf galaxies, where powerful stellar explosions appear to have swept away much of their ...

Just 16 light-years from Earth, a distance that can be considered a neighbor in the night sky, the binary star system 70 ...

Using data from NASA's Chandra X-ray Observatory, scientists have identified evidence for a supernova remnant located about ...

Discover how Webb's vivid image of N159 offers scientists a time machine to the universe's first light, revealing star ...

If you ask planetary astronomers where the solar system ends, they will say well past the planets, well past the bright band of the Kuiper Belt where Pluto resides, and still further to a shadowy ...

Last week, we explored the wonders of our universe, from Perseverance's record-setting journey across Mars and the city of ...