Hi, what do you want to do?
Khan Academy
Khan Academy: Life and Death of Stars: Supermassive Black Holes
A video lecture that reviews the theories of how really large or "supermassive" black holes form. [9:28]
Khan Academy
Khan Academy: Life and Death of Stars: Supernova Clarification
Supernova clarification based upon Sal Khan's lesson on supernovae that the explosion was observed 1,000 years ago, but the actual event was 7,500 years ago. [1:31]
Khan Academy
Khan Academy: Life and Death of Stars: Supernova (Supernovae)
Khan Academy delves into supernova (Supernovae) in this video lesson. [11:57]
Khan Academy
Khan Academy: Life and Death of Stars: Lifecycle of Massive Stars
Discusses the lifecycle of massive stars, ones that are many times larger than our own Sun. [6:41]
Khan Academy
Khan Academy: Life and Death of Stars: Star Field and Nebula Images
Presents and discusses images of stars forming and their evolution. [7:04]
Khan Academy
Khan Academy: Life and Death of Stars: White and Black Dwarfs
A video lecture following the cycle of the star from a main sequence star to either a white or black dwarf. Video reviews what happens in the core of the star as it moves through its life cycle. [12:54]