Fly about 2,600 light-years to Hubble Space Telescope imagery of the Cygnus loop nebula. See images from 2001 and 2020.

“The Veil Nebula is the visible portion of the nearby Cygnus Loop, a supernova remnant formed roughly 10,000 years ago by the death of a massive star. That star — which was 20 times the mass ...

The swirling, paint-like clouds in the darkness of space in this stunning image seem surreal, like a portal to another world ...