Relier Pairs StarsVersion en ligne Vocabulary par Davina Faries 1 Black dwarf 2 Blue giant 3 main sequence 4 Protostar 5 Stellar Nebula 6 Red giant 7 White dwarf 8 Black Hole 9 Supernova 10 Nebula 11 Planetary nebula 12 Neutron star A large, bright, extremely hot star A star that expands and cools once it runs out of hydrogen fuel The small dense remains of a high mass star after a super nova A white dwarf that has burnt out completely. large cloud of dust and gas in space a ring-shaped nebula formed by an expanding shell of gas around an aging star. A small, hot, dim star that is the leftover center of an old star is a region of space within which the force of gravity is so strong that nothing, not even light, can escape. Brilliant burst of light that follows the collapse of the iron core and explosion of a massive star a large mass of collapsing gas and dust located in the universe that forms stars and planets a diagonal area on an H-R diagram that includes more than 90 percent of all stars A contracting cloud of gas and dust; the earliest stage of a star's life