Caption This color-composite image of the Helix Nebula was created from images obtained using the the Wide Field Imager, an astronomical camera attached to the 2.2 meter Max-Planck Society/ESO ...

Discovered in the 18th century, the Helix Nebula, located about 700 light-years away in the constellation Aquarius, belongs to a class of objects called planetary nebulae. Check out these 7 ...

The Orion Nebula, 1,344 light-years away, shines in vibrant colors and serves as a stellar nursery for new stars. The Helix Nebula, 650 light-years away, resembles a cosmic eye formed by a dying ...

ESA/Hubble & NASA, R. Sankrit One of the most famous and beautiful cosmic sights shows its colors in this new image from the Hubble Space Telescope. The Veil Nebula is the remnant of a massive ...

After tracking a puzzling X-ray signal from a dying star for decades, astronomers may have finally explained its source: The old star might have destroyed a nearby planet. Dating back to 1980, X ...