Miguel Claro captured a stunning portrait of the colorful Pelican Nebula from the Dark Sky Alqueva Observatory in Portugal.

The case of mistaken identity was quickly resolved, but astronomers say it shows the need for transparency around craft in ...

Four small suitcase-sized spacecraft, designed and built by Southwest Research Institute, have made a final Earth-side pit ...

Greg Breeding, an art director for USPS, designed the stamp with an image from NASA, the European Space Agency, the Canadian ...

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with ...

Our February issue covers new Alzheimer’s guidelines, teens’ transcendent thinking, Neandertal DNA in all of us, and more ...

Twenty years ago, the Huygens probe achieved humanity's first landing on a moon in the outer solar system when it touched ...

NASA's James Webb Space Telescope has captured the infrared glow of an ancient supernova's light echo, revealing ...

Astronomers are celebrating the completion of a 2.5-billion-pixel panoramic picture of the entire Andromeda Galaxy. The team includes several UC Santa Cruz researchers who made significant ...

The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble ...

"We think every dense, dusty region that we see, and most of the ones we don't see, look like this on the inside — we just ...

More than one million images present the cosmos as Nancy Grace Roman Telescope will see it from 2027.