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| | | Colors of scintillating Venus | | This planet reaches inferior conjunction today, officially leaving the evening sky. Learn how Earth's atmosphere has caused Venus to scintillate, or twinkle, in many colors. | | | Star of the week : Acrux | | You have far south on Earth's globe to see the Southern Cross. Bluish Acrux, aka Alpha Crucis, is its brightest star. | | | | | |
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| | | Colors of scintillating Venus | Planets usually shine steadily. But Venus has been low in evening twilight, where Earth's atmosphere has caused it to scintillate, or twinkle. Photo from last night by Helio C. Vital. | | | | |
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| | Tonight … Use Big Dipper to locate Hunting Dogs | If you can find the Big Dipper, you can also find 2 Hunting Dogs - aka Canes Venatici - seen by the ancient stargazers to be nipping at the Bear's heels. | | | |
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