Looking for a sky event this week? Check out our full Sky This Week column.  May 30: Fly a cosmic kite Full Moon occurs at 4:45 A.M. EDT on May 31, bringing us May’s second Full Moon and the first — and only — Blue Moon of 2026. Shortly after that, at 5 A.M. EDT, the FullContinue reading "The Sky Today on Sunday, May 31: Blue Moon, red star"

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Looking for a sky event this week? Check out our full Sky This Week column.  May 29: Split Nu Draconis Already high in the eastern sky an hour after sunset is the constellation Boötes the Herdsman. Easy to find thanks to its brightest star, the magnitude –0.1 red giant Arcturus, the stars of this constellation form aContinue reading "The Sky Today on Saturday, May 30: Fly a cosmic kite"

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As winter’s brilliant stars slip toward the western horizon and the constellations of spring climb higher, Northern Hemisphere observers discover a quieter but richly rewarding sky. Spring is celebrated for its galaxies, yet our own Milky Way offers an equally compelling bounty of open and globular clusters. From youthful, loosely packed groups that still sparkleContinue reading "Observe spring’s star clusters"

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Looking for a sky event this week? Check out our full Sky This Week column.  May 28: Scorpius holds M80 High in the northeast this evening, located within the head of Draco the Dragon, is one of the sky’s most famous and easy-to-split double stars. Nu (ν) Draconis appears to shine as a single 4th-magnitude star toContinue reading "The Sky Today on Friday, May 29: Split Nu Draconis"

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Venus and Jupiter grab your eyes in the west in late twilight. The Summer Triangle marks the dark in the east. So will the subtler Milky Way once the glary Moon is gone.

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Venus and Jupiter — the Evening Star and the False Evening Star — draw closer together in the western twilight and point down to Mercury. The waxing Moon shows off its rich telescopic detail.

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