NGC 7293, aka the Helix Nebula, is located about 700 light-years away in the constellation Aquarius, and belongs to a class ...

A team of scientists reached this conclusion by analyzing data collected by the now-decommissioned NASA mission Galaxy Evolution Explorer (GALEX). Launched in April 2003, GALEX scanned the ...

NGC 7293, better known as the Helix nebula, displays its ultraviolet glow courtesy of NASA's Galaxy Evolution Explorer (GALEX ...

Then there was the Galaxy Evolution Explorer (GALEX), which operated from 2003 to 2013 and has conducted the deepest all-sky UV survey to date. There's also the Ultraviolet and Optical Telescope ...

The Sombrero galaxy shines in a new mid-infrared image, revealing a smooth inner disk and intricate clumps in its outer ring. A pulsar wind nebula resembles a ghostly hand in a composite image ...