Stars are classified by their spectra (the elements that they absorb) and their temperature.
A list of the major stars and star systems in the Universe.
A list of the brightest stars in the observable universe, both as observed from Earth and their absolute magnitude.
Sea Star Printout. Sea Stars are invertebrates (echinoderms) that live on the sea floor. Sea stars have radial symmetry.
The scientific name for the twinkling of stars is stellar scintillation. Stars twinkle when we see them from the Earth's...
Brittle Star Printout. Brittle Stars are invertebrates (echinoderms) that live on the sea floor. Brittle stars have...
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