HD 12039
Constellation, Cetus, Variable star, Stellar classification, Spitzer Space Telescope, Debris disk
Herausgegeben: Elmo, Timoteus
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Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. HD 12039 is a variable star in the constellation of Cetus. It is categorized as a BY Draconis variable, and has a stellar classification that is similar to our own Sun. Recently a debris field was discovered in orbit around this star using infrared observations by the Spitzer telescope. This debris is thought to be an asteroid belt. The measured temperature of the debris is 110°K, which places it in an orbit between 4 and 6 AU from the star, or about the same distanc...
Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. HD 12039 is a variable star in the constellation of Cetus. It is categorized as a BY Draconis variable, and has a stellar classification that is similar to our own Sun. Recently a debris field was discovered in orbit around this star using infrared observations by the Spitzer telescope. This debris is thought to be an asteroid belt. The measured temperature of the debris is 110°K, which places it in an orbit between 4 and 6 AU from the star, or about the same distance where Jupiter orbits our Sun.