A composite image of the Crab Nebula features X-rays from Chandra (blue and white), optical data from Hubble ... Data sonification of the Milky Way galactic center, made using data from NASA's Chandra ...
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.
A product of a bright supernova explosion, the Crab Nebula is located 6,500 light-years from Earth. A super-dense neutron star sits at its centre, radiating luminous energy. This composite image taken ...