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What Star Has A Temperature Of 20000 K?

January 24, 2024 by Sophia Kim

What Star Has A Temperature Of 20000 K? O stars are the hottest, with temperatures from about 20,000K up to more than 100,000K. These stars have few absorption lines, generally due to helium. These stars burn out in a few million years. B stars What star has a temperature of 2500 K? The sun has

Who Has Explored Venus?

January 24, 2024 by Leah Jackson

Who Has Explored Venus? The United States, Soviet Union, and European Space Agency have sent many spacecraft to Venus. Some flew by the planet, some orbited it, some descended through the atmosphere and struck the surface (hard-landed), and a few soft-landed on the surface. Who landed on Venus first? On December 15, 1970 an unmanned