The galaxy’s vast spiral arms span approximately 2,60,000 light-years, hosting over a trillion stars orbiting a supermassive ...

Late October presents a perfect opportunity to spot the ancient light of the Andromeda galaxy as it climbs high overhead to ...

The Milky Way ripples like a vast cosmic wave. Gaia’s precise measurements reveal a colossal motion sweeping through the ...

Learn how many stars there are in the Milky Way, and how astronomers count them.

Concentrated hydrogen in the galaxy’s spiral arms can be locked away in zircon crystals, providing startling clues about the ...

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

The supermassive black hole at the center of the Circinus galaxy is being fed with gaseous material by two spiral arms, ...

Every one of us is unique and important, but at the same time, we’re a microscopic part of something that’s beyond ...

Every one of us is unique and important, but at the same time, we’re a microscopic part of something that’s beyond ...

Astronomers have long sorted galaxies into types based on their visible structure. Spiral galaxies, like our Milky Way, have ...

Using JWST and ALMA data, astronomers have spotted a superlong and narrow 'galactic contrail,' possibly produced by a black ...

Every one of us is unique and important, but at the same time, we’re a microscopic part of something that’s beyond ...