A "hot Jupiter" nicknamed Osiris has been found around a solar-mass star, HD 209458. It orbits the star in only 3.524 da

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answerhappygod
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A "hot Jupiter" nicknamed Osiris has been found around a solar-mass star, HD 209458. It orbits the star in only 3.524 da

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A Hot Jupiter Nicknamed Osiris Has Been Found Around A Solar Mass Star Hd 209458 It Orbits The Star In Only 3 524 Da 1
A Hot Jupiter Nicknamed Osiris Has Been Found Around A Solar Mass Star Hd 209458 It Orbits The Star In Only 3 524 Da 1 (22.67 KiB) Viewed 143 times
A "hot Jupiter" nicknamed Osiris has been found around a solar-mass star, HD 209458. It orbits the star in only 3.524 days. What is the orbital radius of this extrasolar planet? | AU
A nearby star, Barnard's Star, has a parallax of 0.543 arcseconds. How long does it take the light from this star to reach us? years
Two stars appear to you to have the same brightness. If star A is 5.00 light-years away from you, while star B is 14.00 light-years away, how many times more luminous is star B than star A?
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