2020: Great Conjunction Slideshow

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This is a slide show of the appearance of Jupiter and Saturn leading up to the Great Conjunction of December 21, 2020. This is the closest conjunction of the two planets since 1623.

For more about the Great Conjunction, read our feature article. This is the closest Jupiter – Saturn conjunction since 1623.

2021, May 22: Parading Five Planets

May 22, 2021: Five planets parade across the sky.  Jupiter and Saturn are in the southeast before sunrise. Evening Star Venus, Mercury and Mars are in the western sky after sunset.  A bright moon is in the southeastern sky.

2021, May 21: Evening Planet Ballet

May 21, 2021: Three bright planets are dancing in the western sky after sundown.  Evening Star Venus is entering the sky for a months-long residency after its solar conjunction two months ago.  Mercury is heading for a conjunction with Venus after its best evening appearance of the year.  Mars continues its eastward march in Gemini, but time is running out on its appearance as it approaches brighter evening twilight and a conjunction with Venus.

2021, May 21: Twilight Lengthens

May 21, 2021:  At the weather warms, daylight and twilight lengthen to diminish nighttime hours.  As the summer solstice approaches far northern latitudes do not have periods of darkness.  From the most northern latitudes, the sun does not set – the Land of the Midnight Sun.

2021, May 20: Evening Planet Dance

May 20, 2021:  Evening Star Venus, Mercury, and Mars continue their planetary dance in the western sky after sunset.  Begin looking for brilliant Venus about 30 minutes after sunset.  Fifteen minutes later, Mercury and Mars join the ballet.

2021, May 20: Morning Summer Triangle

May 20, 2021:  With two bright planets in the southeast before sunrise, the Summer Triangle – Vega, Altair, and Deneb – is high in the south as daylight approaches.



Categories: Astronomy, Feature, Sky Watching

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