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Moon over Aldebaran

15 Feb 2015, 00:00 UTC
Moon over Aldebaran
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Happening this month is an astronomical event that happens just about every month for almost four years. Then it takes about 15 years off. And then it happens again about every month for almost four years. Continue reading →

¡SkyCaramba! Weekly astronomy blog for the week ending February 21, 2015
Happening this month is an astronomical event that happens just about every month for almost four years. Then it takes about 15 years off. And then it happens again about every month for almost four years. On February 25 will be the second of 49 occulations of Aldebaran by the moon.
The moon passes directly in front of the orange star in the Hyades every 27.3 days from January 2015 to September 2018. None of the events will be visible from all of the earth. Indeed, some won’t be visible at all because they happen during the daytime. When they are visible, they’ll be visible in a broad band somewhere on the planet.
This business of the moon occulting the star so many times in a row and then missing it consistently for 15 years has to do with a long lunar cycle. The moon’s orbit is at a 5° ...

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