Astronomy on MSN
What is the origin of the letters used in star classification?
What is the origin of the letters used in star classification? Why didn't astronomers use ABCD? J. HaldimanChicago, Illinois ...
The Sun's recent anomalous behavior, including an extended solar minimum and reduced sunspot activity, poses questions about its "normality" for a G2 spectral type star and challenges current ...
University of Southern Queensland provides funding as a member of The Conversation AU. We live on a rocky little planet perfectly situated around a middle-aged G2 spectral type yellow star. In many ...
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