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

Named Kohoutek 4-55, the nebula was captured by the Hubble Space Telescope. What is it? Planetary nebulae like Kohoutek 4-55 ...

a member of the Milky Way galaxy situated just 4,600 light-years away in the constellation Cygnus (the Swan). Planetary nebulae are the spectacular final display at the end of a giant star’s life.

Kohoutek 4-55 is a dazzling planetary nebula captured in vivid color by the Hubble Space Telescope. Formed by the dramatic ...