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Triple Conjunction in the Morning

26 Oct 2015, 07:01 UTC
Triple Conjunction in the Morning
(200 words excerpt, click title or image to see full post)

Date: October 27-31, 2015 Time: 5:30 – 6:30 am (sunrise at 6:45 am) Place: the eastern sky
There will be a very close conjunction of Jupiter, Venus, and Mars over the next few days. Jupiter and Venus will be about the same brightness, Mars dimmer. After the end of the month the trio will start drifting apart. The planet Mercury will briefly join the show, but it will be low in the sky — a mere 7° above the horizon. You’ll need an unobstructed view to the east to see it, and even then, the breaking light of dawn will reduce Mercury’s visibility.
Sometimes it’s nice to have a few more pixels to work with, so if you’d like to see the above graphic at full size (956×989) just click on it and the larger version will open in a new tab. This sky chart was created using the free and open source digital planetarium software Cartes du Ciel.
There’s a few bright stars in the scene as well. Denebola, the second brightest star in Leo, is just left of the conjunction. Arcturus, the brightest star in Boötes will be low at 9° above the horizon, but since it’s the ...

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