The Iris Nebula holds special significance for scientists because of its unique colours.

This Hubble Space Telescope image captures a portion of the reflection nebula IC 2631, which contains a protostar, the hot, dense core of a forming star that is accumulating gas and dust. Eventually, ...

Many scientific terms are very specific, but the term nebula is, well, nebulous. In a very generic sense, it simply means a fuzzy thing. But there are a wide variety of astronomical objects that can ...

UBVRI data are presented for three stars in reflection nebulae near the Herbig-Haro objects recently discovered in the Gum nebula. The likely distance to all three stars as well as the Herbig-Haro ...