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5 Sky Events This Week: Orion’s Meteors, Hidden Sun, and Zodiacal Light

October’s skies delight the eyes, for stargazers this week.

5 Sky Events This Week: Partial Lunar Eclipse, Halley’s Shooting Stars

Mars and Regulus. Looking high east at dawn on Wednesday, October 16, check out Mars as it pairs up with Regulus, the lead star of the constellation Leo the lion.  The contrast in color between the orange-hued planet and the sparkling white, 79-light-year distant star is particularly striking with the naked eye or binoculars. What…

5 Sky Events This Week: Comet Buzzes Mars, False Dawn, Green Giant

As the calendar turns to a new month, sky-watchers get a chance to see not only a sprinkling of shooting stars and some ghostly glows, but also a distant gas giant in its best appearance of 2013. Comet buzzes Mars. In the predawn skies on Tuesday, October 1, famed Comet ISON (C/2012 S1) will be barnstorming…

Ancient Greeks Made First Halley’s Comet Sighting?

A philosopher and an astronomer in Utah may have found evidence that the Chinese were *not* the first to spot the comet that would become known as 1P/Halley. Instead, they say, that honor goes to the Greeks, who recorded a comet in the sky when a wagon-full of meteor slammed into the northern Hellespont region…