brightness

  • The True Brightness of Stars

    The True Brightness of Stars

    Have you ever looked up at the night sky and noticed that while relatively bright stars outline the constellations, there are numerous other stars that are almost too faint to see with the naked eye? If you ever noticed this,…

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  • Stars and Proper Motion

    Stars and Proper Motion

    Recognize this constellation? Well, at the time stamp of about 2000 AD (CE), I think you will. It’s one of the most famous constellations in the night sky. Well, technically, it’s not a constellation at all. It’s an asterism — a…

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  • Stars: Naming and Brightness

    Stars: Naming and Brightness

    Meet Pegasus, and the constellations surrounding it. As I said in my last post, constellations are just regions of space. Yes, they are named after mythical beasts and ancient queens, but for scientific purposes, all that matters are the regions…

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