NGC 6888 - Crescent Nebula, is a cosmic bubble about 25 ly across, blown by winds from its central, bright, massive star. NGC central star is classified as a Wolf-Rayet star (WR NGC 6888 is about 5000 light years away in the constellation Cygnus.
Artist’s conception of a brown dwarf, featuring the cloudy atmosphere of a planet and the residual light of an almost-star. - Image Credit: NASA/ESA/JPL
The Great Nebula in Orion, an immense, nearby starbirth region, is probably the most famous of all astronomical nebulas. Here, glowing gas surrounds hot young stars at the edge of an immense interstellar molecular cloud only 1500 light-years away
science is beauty: Composite image (X-ray & optical) of the Rosette nebula, located about light years from Earth. More shocking that the one I posted here two years ago. Source: Rosette Nebula: The Heart of a Rose (Chandra X-ray Center)
Astronomy Picture of the Day Massive Stars in NGC 6357 Massive stars lie within NGC 6357 an expansive emission nebula complex some 6500 light-years away toward the tail of the constellationScorpius. In fact positioned near center in this ground-based c