2021 Sky Calendar
© 2020 Dennis L Mammana. All rights reserved. Bringing the universe down to Earth… Dennis L Mammana Astronomer
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Date Sky Highlights 1/3/2021 Quadrantid meteor shower peaks before dawn 1/6/2021 Last quarter moon in south at sunrise 1/9/2021 Jupiter, Saturn & Mercury in tight triangle very low in southwest at dusk 1/11/2021 Waning crescent moon next to brilliant Venus at dawn 1/20/2021 First quarter moon in south at sunset tonight 1/23/2021 Mercury very low in southwestern sky at dusk this week 1/27/2021 Full "Wolf" moon rises in east-northeast around sunset tonight 2/4/2021 Last quarter moon in south at sunrise 2/17/2021 Waxing crescent moon to right of Mars after dark 2/18/2021 Waxing crescent moon below Mars after dark 2/19/2021 First quarter moon in south at sunset tonight 2/26/2021 Full "Snow" moon rises in east around sunset tonight 3/1/2021 Zodiacal light in west after dusk for next two weeks (very dark sky required) 3/9/2021 Waning crescent moon near Saturn, Jupiter and Mercury very low in ESE before sunrise 3/10/2021 Waning crescent moon near Saturn, Jupiter and Mercury very low in ESE before sunrise 3/14/2021 Daylight Saving Time begins for many; set clocks ahead one hour 3/18/2021 Waxing crescent moon to lower right of Mars after dark 3/19/2021 Waxing crescent moon to lower left of Mars after dark 3/20/2021 Spring equinox occurs at 2:37 a.m. PDT (5:37 a.m. EDT) 3/21/2021 First quarter moon in south at sunset tonight 3/27/2021 Full "Worm" moon rises in east around sunset tonight 3/30/2021 Zodiacal light in west after dusk for next two weeks (very dark sky required) 4/4/2021 Last quarter moon in south at sunrise 4/5/2021 Waning crescent moon to right of Saturn low in the southeast at dawn 4/6/2021 Waning crescent moon to right of Jupiter low in the southeast at dawn 4/7/2021 Waning crescent moon below Jupiter low in the southeast at dawn 4/16/2021 Waxing crescent moon below Mars in the west at dusk 4/17/2021 Waxing crescent moon abave Mars in the west at dusk 4/20/2021 First quarter moon in south at sunset tonight 4/22/2021 Lyrid meteor shower peaks before dawn 4/26/2021 Full "Pink" moon rises in east around sunset 5/3/2021 Last quarter moon to lower right of Saturn at dawn 5/4/2021 Waning crescent moon to lower right of Jupiter at dawn 5/5/2021 Eta Aquarid meteor shower peaks late tonight and before dawn tomorrow 5/12/2021 Waxing crescent moon next to Venus very low in west-northwest at dusk 5/13/2021 Waxing crescent moon above Mercury very low in west-northwest at dusk 5/14/2021 Waxing crescent moon between Mercury and Mars in west at dusk 5/15/2021 Waxing cresent moon to lower right of Mars in west at dusk 5/19/2021 First quarter moon in south at sunset tonight 5/25/2021 Full "Flower" moon rises at sunset tonight; largest of year 5/26/2021 Total lunar eclipse before dawn in western North America 5/27/2021 Mercury above brilliant Venus low in west-northwest at dusk 5/28/2021 Mercury just to left of brilliant Venus low in west-northwest at dusk 5/29/2021 Mercury below brilliant Venus low in west-northwest at dusk 5/30/2021 Waning gibbous moon to lower left of Saturn at dawn 5/31/2021 Waning gibbous moon below Jupiter and Saturn at dawn 6/1/2021 Waning gibbous moon to lower left of Jupiter at dawn 6/2/2021 Last quarter moon due south at sunrise 6/10/2021 Annular solar eclipse visible in northeastern North America and Canada 6/11/2021 Waxing crescent moon next to brilliant Venus low in west at dusk 6/12/2021 Waxing crescent moon between Venus and Mars low in west at dusk 6/13/2021 Waxing crescent moon above Mars low in west at dusk 6/17/2021 First quarter moon appears in south at dusk 6/20/2021 Summer Solstice occurs at 8:32 p.m. PDT (11:32 p.m. EDT) 6/24/2021 Full "Strawberry" moon rises in southeastern sky shortly after sunset 6/26/2021 Waning gibbous moon below Saturn and Jupiter at dawn 6/27/2021 Waning gibbous moon to the left of Saturn at dawn 6/28/2021 Waning gibbous moon between Jupiter and Saturn at dawn 6/29/2021 Waning gibbous moon above and to the left of Jupiter at dawn 6/30/2021 Nearly last quarter moon due south at sunrise 7/7/2021 Waning crescent moon above Mercury very low in east before sunrise 7/8/2021 Waning crescent moon to lower left of Mercury very low in east before sunrise 7/11/2021 Waxing crescent moon to right of Mars and brilliant Venus in west at dusk 7/12/2021 Waxing crescent moon above Mars and brilliant Venus in west at dusk 7/14/2021 Planet Jupiter at opposition; rises in the southeast at sunset 7/17/2021 Nearly last quarter moon due south at sunset 7/21/2021 Brilliant Venus just 1 degree to the upper right of fainter star Regulus 7/23/2021 Full "Buck" moon rises in the southeastern sky around sunset, just to right of Saturn 7/24/2021 Waning gibbous moon between Jupiter and Saturn after dark 7/25/2021 Waning gibbous moon below Jupiter a few hours after sunset 7/29/2021 Mars just two-thirds of a degree to upper right of slightly fainter star Regulus 7/30/2021 Nearly last quarter moon due south at sunset 8/1/2021 Saturn at opposition and nearest to Earth; rises in east-southeast around sunset 8/10/2021 Waxing crescent moon to the right of brilliant Venus low in the west at dusk tonight 8/11/2021 Waxing crescent moon above brilliant Venus low in the west at dusk tonight 8/12/2021 Perseid meteor shower peaks before dawn 8/19/2021 Jupiter at opposition and nearest to Earth; rises in east-southeast around sunset 8/20/2021 Waxing gibbous moon below Saturn after dark 8/21/2021 Nearly full "Sturgeon" moon appears to lower right of Jupiter after dark 8/30/2021 Last quarter moon in southern sky at dawn 9/5/2021 Zodiacal light in west after dusk for next two weeks (very dark sky required) 9/8/2021 Waxing crescent moon above and to right of Mercury very low in west-southwest at dusk 9/9/2021 Waxing crescent moon to the right of brilliant Venus low in the west-southwest at dusk 9/13/2021 Nearly first quarter moon in south at sunset tonight 9/16/2021 Waxing gibbous moon below Saturn after dark 9/17/2021 Waxing gibbous moon to the lower right of Jupiter after dark 9/20/2021 Full "Harvest" moon rises in the east around sunset 9/22/2021 Autumnal equinox occurs at 12:21 p.m. PDT (3:21 p.m. EDT) 9/28/2021 Nearly last quarter moon high in southern sky at dawn 10/4/2021 Zodiacal light in west after dusk for next two weeks (very dark sky required) 10/8/2021 Waxing crescent moon to right of brilliant Venus low in southwest at dusk 10/9/2021 Waxing crescent moon above brilliant Venus low in southwest at dusk 10/12/2021 Nearly first quarter moon in south at dusk 10/13/2021 Waxing gibbous moon to lower right of Saturn after dark 10/14/2021 Waxing gibbous moon to lower right of Jupiter after dark 10/15/2021 Waxing gibbous moon to lower left of Jupiter after dark 10/16/2021 Brilliant Venus only 1.5 degrees above fainter star Antares low in southwest at dusk 10/19/2021 Full "Hunter's" moon rises in east around sunset 10/25/2021 Mercury appears very low in east at dawn 10/28/2021 Nearly last quarter moon high in south at dawn 11/3/2021 Waning crescent moon just above Mercury very low in the east-southeastern sky at dawn 11/4/2021 Uranus at opposition and closest to Earth; visible with excellent eyesight and very dark skies 11/7/2021 Daylight Saving Time ends for many; set clocks back one hour 11/7/2021 Waxing crescent moon just to lower right of brilliant Venus low in southwestern sky at dusk 11/8/2021 Waxing crescent moon to upper right of brilliant Venus low in southwestern sky at dusk 11/9/2021 Waxing crescent moon to lower right of Saturn after dark 11/10/2021 Nearly first quarter moon below Saturn and Jupiter after dark 11/11/2021 Waxing gibbous moon to lower left of Jupiter after dark 11/18/2021 Partial lunar eclipse of full "Beaver" moon 11/27/2021 Last quarter moon high in south at sunrise 12/2/2021 Waning crescent moon above Mars low in east-southeast at dawn 12/4/2021 Total solar eclipse over Antarctica 12/5/2021 Waxing crescent moon below Jupiter, Saturn and Venus very low in southwestern sky at dusk 12/6/2021 Waxing crescent moon just below brilliant Venus low in southwestern sky at dusk 12/7/2021 Waxing crescent moon below Saturn in southwestern sky at dusk 12/8/2021 Waxing crescent moon below Jupiter in southwestern sky at dusk 12/13/2021 Geminid meteor shower peaks tonight and before dawn tomorrow 12/18/2021 Full "Cold" moon rises in the east-northeast around sunset tonight 12/21/2021 Winter solstice occurs at 7:59 a.m. PST (10:59 a.m. EST) 12/28/2021 Last quarter moon high in south at sunrise 12/31/2021 Waning crescent moon between Mars and slightly brighter Antares ("rival of Mars") at dawn