Mirfak vs Rigel
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Mirfak
Mirfak (Alpha Persei) is an F-type yellow-white supergiant roughly 590 light-years from Earth and the brightest star in the constellation Perseus, with an apparent magnitude of about 1.8. It serves as the gravitational anchor of the Alpha Persei Moving Cluster (Melotte 20), an open cluster of stars sharing common proper motion. Mirfak is one of several bright stars in the Perseus OB3 association v...
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Rigel
Rigel marks one of Orion's feet as a bright blue supergiant, with the hot primary star belonging to spectral class B. Its great intrinsic luminosity helps make it one of the prominent stars in Earth's night sky despite a distance commonly estimated at roughly 860 light-years. Distance estimates carry uncertainty, so that figure is best treated as approximate rather than as an exact measurement.
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