One of the brightest stars in Libra, Alpha Librae, is a blue-white star with an estimated surface temperature of around 10,500 Kelvin (approximately 10,227 degrees Celsius or 18,441 degrees Fahrenheit). This star is classified as a spectral type B9V, indicating its high temperature and main sequence status.
Another prominent star in Libra, Beta Librae, is an orange-red giant star with a surface temperature of approximately 3,500 Kelvin (about 3,227 degrees Celsius or 5,841 degrees Fahrenheit). This star is classified as a spectral type K5III, indicating its cooler temperature and giant phase in its evolution.
Other stars in the Libra constellation may have different temperatures depending on their spectral types. For example, some Libra stars could be even hotter than Alpha Librae, with temperatures reaching tens of thousands of Kelvin, while others could be even cooler than Beta Librae, with temperatures in the range of a few thousand Kelvin or less.
It is important to note that the temperatures mentioned here are approximate and can vary depending on the specific measurements and sources used. Additionally, stars are dynamic objects and their temperatures can fluctuate over time as they evolve.