In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

The Helix Nebula is an example of a planetary nebula. Though it looks like a bubble or eye from Earth’s point of view, the Helix is actually a trillion-mile-long tunnel of glowing gases. In its center ...

Astronomers have unveiled the largest-ever photomosaic of the Andromeda galaxy, a sprawling celestial giant with over 1 ...

This rare quasar with spiral arms could help astronomers understand how supermassive black holes feed and grow.

The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

Take a tour of the amazing Ring Nebula image captured by the James Webb Space Telescope. Credit: NASA/ESA/CSA/Institute for Earth and Space Exploration/JWST Ring Nebula Imaging Project ...

On this week's episode: ancient human ancestors didn't eat meat, carbon caught in a cosmic conveyer belt, robotic bees pollinating crops, and the incredibly rare marsupial mole gets a checkup.

This is the largest photomosaic yet assembled from Hubble Space Telescope observations. It is a panoramic view of the Andromeda galaxy, located 2.5 million light years away from Earth. This mosaic ...

This NASA Hubble Space Telescope image shows the planet Jupiter in a color composite of ultraviolet wavelengths. Released on ...

This is the largest photomosaic yet assembled from Hubble Space Telescope observations. It is a panoramic view of the Andromeda galaxy, located 2.5 ...

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 work has revealed that Andromeda is a lot more chaotic than expected. Similar to what recently retired Gaia did for the ...