Dragon's Head Nebula ~ officially the NGC cannot be seen without very powerful telescopes; located in HII region that consists of clouds of gas that continue to glow brightly due to extremely powerful radiation emitted by young stars nearby
The visible space is big, complex and can be incredibly beautiful.The sky (or celestial dome) is everything that lies a certain distance above the surface of the Earth, including the atmosphere and outer space.
Rosette Nebula (NASA, Spitzer, This infrared image shows the Rosette nebula, a star-forming region more than 5000 ly away in the constellation Monoceros. Lurking inside this nebula are so-called 'danger zones'. These zones surround super hot stat