Quiz Answer Key and Fun Facts
1. The fifty-eight celestial navigation stars span thirty-eight constellations of the celestial sphere. Similarly to Earth's latitude and longitude, the celestial sphere utilizes two measurements to give the positions of stars. In addition to sidereal hour angle, what other metric, with values between 90° south and 90° north, is used to identify star position?
2. Possibly the most well-known and utilized star in celestial navigation is located at North 89° 15′ 50.8″. What is the name of this star that is the closest Cepheid variable star to Earth as well as the 50th brightest star in the night sky?
3. Our next celestial navigation star is located at North 28° at a distance of nearly 34 light years from Earth. It is typically paired with another star in its constellation but ironically they have much different sizes, colors, and even star system quantity. What is the name of this star that shares its name with a character from Greek mythology?
4. Although this star is the 27th brightest star in the night sky it is only the third brightest star in the constellation Orion. With a Latin name meaning 'female warrior', which star has a size of 8.4 times the mass of the sun and shares its name with a villainous character in the "Harry Potter" series of novels?
5. The brightest star in the constellation Lyra was the northern pole star around 12,000 BCE. Located just 25 light years from Earth this star was the first other than the Sun to be photographed and have its spectrum recorded. What is the name of this celestial navigation star that makes up part of the Summer Triangle?
6. In astronomy the term close is of course relatively speaking. One star system is located at just 4.37 light years from Earth and in addition to its most common name it is also known as Rigil Kent and Toliman. What is the name of this celestial navigation star system that has an apparent magnitude of −0.27 making it the third-brightest star in the night sky?
7. About 4.7 million years ago the star Adhara was the brightest star in the night sky with a magnitude of -3.99. While Adhara is no longer one of the brightest stars it is still a celestial navigation star and incredibly it emits almost 39,000 times the radiation of the Sun. In what constellation would one find both Adhara as well as the brightest star in the night sky?
8. While most stars have a name derived from one language our next star has a name meaning 'calm waters' that is derived from both Arabic and Latin. Located 113 light years from Earth and forming part of the Diamond Cross what is this star located in the constellation Carina?
9. Incredibly our next celestial navigation star appears on the flags of Australia, New Zealand, Samoa, Papua New Guinea, and Brazil. It is the brightest star in its well-known constellation and the southernmost first-magnitude star. What is the name of this star located 321 light years from Earth?
10. The final star of our quiz is the brightest star in the northern celestial hemisphere and the fourth brightest star in the night sky. What is the name of this giant, orange K-type star that forms part of the Spring Triangle asterism?
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Triviaballer
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rossian before going online.
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