What would a bucket full of deep space contain? Richard LivitskiSeal Beach, California One would think that this excellent ...

Never-before-seen details of the Milky Way's spiral arms have been revealed through chemical mapping. This pioneering technique, called chemical cartography, has unveiled new regions of our galaxy's ...

Tiny crystals in Earth’s crust may have recorded meteorite and comet impacts as our planet traveled through the spiral arms ...

We often associate the Milky Way with summer nights, but it's also present in winter. Many people don't get to see the "colder half" because it's not as bright, and chilly temperatures make us think ...

Against a black cosmic backdrop, countless white stars sparkle like scattered diamonds. Parts of the Milky Way’s spiral arms are visible at the top of the image. Wisps of reddish-pink nebulas drift ...

The shape of our galaxy may reveal a history of collisions with other galaxies or even galactic clusters. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

From a distance, our galaxy would be beautiful, if a bit messy. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have used the ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the American Astronomical Society in January 1925, a paper read by one of his ...

The method overcomes the challenges of dust that block the view of some of the Milky Way's stars. Hawkins’ model superimposed over a NASA Jet Propulsion Laboratory illustration of the Milky Way. Red ...

When most of us think about what shaped our planet, we probably picture volcanoes, earthquakes, and huge continents slowly drifting apart (or back together again) over millions or billions of years.

August has been a month jam-packed with cosmic phenomena visible from Earth – from nebulas to meteor showers to planetary conjunctions. But the month isn't over yet. And now, add to the mix one of the ...