More massive stars than the Sun have a very different life cycle and follow the right hand path in the diagram above: \({Nebula}\rightarrow{protostar}\rightarrow{main~sequence~star}\rightarrow{red ...

A stunning Valentine's view of a nebula contains hidden depths of starbirth and the violent deaths of massive stars. Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for ...