Science & Environment
Rocky Mountain Biological Laboratory trains the next generation of scientists
Young campers learn from some of the most esteemed researchers in the state surrounded by some of the most pristine learning environments.
Stars: Crash Course Astronomy #26
Welcome to school without the classroom! Join host Phil Plait and discover everything there is to know about the cosmos.
Stars: Crash Course Astronomy #26
Season 1 Episode 26 | 10m 40s
Today Phil's explaining the stars and how they can be categorized using their spectra. Together with their distance, this provides a wealth of information about them including their luminosity, size, and temperature. The HR diagram plots stars's luminosity versus temperature, and most stars fall along the main sequence, where they live most of their lives.
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