Concept
Stellar Life Cycle
How stars are born, live, and die.
Stars form from collapsing gas clouds, fuse hydrogen on the main sequence for most of their lives, then become red giants. Low-mass stars end as white dwarfs; massive ones explode as supernovae, leaving neutron stars or black holes.
See also
Exoplanets
Worlds orbiting other stars.
Reionization Epoch
When the first stars and galaxies relit the universe.
Stellar Nucleosynthesis
Stars forging the chemical elements.
Moving Group
Stars sharing a common motion through the galaxy.
Sidereal Time
Time measured by the stars rather than the Sun.
Spectral Classification (OBAFGKM)
Stars sorted by surface temperature.