Inside the Eagle Nebula . ... A closer look at the Eagle Nebula , however, shows the bright region is actually a window into the center of a larger dark shell of dust . Through this window, a brightly-lit workshop appears where a whole open cluster of stars is being formed. ... Already visible are several young bright blue stars whose light and winds are burning away and pushing back the remaining filaments and walls of gas and dust. ... NASA Web Site Statements, Warnings, and Disclaimers . ...