Cosmic Rays Reveal Hidden Chamber In Egypt’s Great Pyramid

Sometimes nature has just the right tool, and our job is to figure out how to use it. The same way we use X-rays to see past skin to organ and bone, scientists have succeeded in using muons (MYOO-ons), produced when cosmic rays strike the upper atmosphere, to probe the inside of the Great Pyramid of Giza in…
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Don’t Miss Aldebaran’s Penultimate Occultation Sunday Night

Have you taken your Aldebaran-moon pill lately? Better do it soon, the prescription is running out. The series of occultations of the bright star Aldebaran by the moon that began in 2015 will finish up next month at least for U.S. observers. Two remain in 2017: The first occurs during early evening hours Sunday night, November 5th for…
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Full Beaver Moon Gnaws At The Night

There won’t be much night tonight with the Full Beaver Moon up. I mean, yes, it will still be night, but if you’ve paid attention to the moon lately, you’ve noticed how much higher it is in the sky in November compared to July.  Add in some snow, like what’s out my window, and night resembles day…
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It Snows Sunscreen On Planet Kepler-13Ab

NASA’s Hubble Space Telescope has found a blisteringly hot planet outside our solar system where it snows sunscreen. But only on the planet’s nightside. Because the dayside is spectacularly sunny and blisteringly hot, those visitors would best stop in the shade first, bottle up some of the stuff, then apply heavily before crossing over to…
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Creepy Astronomy: Halloween’s Celestial Roots

Astronomy is the oldest of the sciences, so it’s not surprising it’s found its way into the social side of many cultures. The winter solstice and Christmas are deeply connected as is the date of Easter and the spring equinox. Did you know that Halloween also has astronomical roots? A contraction of “All Hallows Eve,” Halloween…
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