
The SciencesApril 1, 1981
The Shells of Novas
A nova (as distinct from a supernova) is a white-dwarf star that blows off a shell when a companion spills fresh nuclear fuel on it. The shell's spectrum is a clue to what happened

The Shells of Novas
A nova (as distinct from a supernova) is a white-dwarf star that blows off a shell when a companion spills fresh nuclear fuel on it. The shell's spectrum is a clue to what happened