Q. What is the first stage of the life cycle of a star for all stars?

Q. This is a young star that glows as gravity brings it together

Q. In this stage, a star spends most of its life. Hydrogen is fused into helium at a temperature of millions of degrees.

Q. Low mass stars expand into what after using up the hydrogen in their core

Q. This is a high mass star that is expanding and using energy at a fantastic rate

Q. A low mass star ends its life as a 

Q. This stage is when a high mass star explodes

Q. This stage is made by densely packed neutrons and sometimes spins and blinks and is called a pulsar

Q. This is released from a red giant star when the star can't hold on to its outer layer

Q. When a star's gravitational pull is so strong that not even light can escape, it's called a what?