Calendar of Celestial Events
A Nightly Parade...
Every night the heavens give us the best show in town, from comets to eclipses, from stars to meteor showers. Follow the planets through their journey through the constellations of the zodiac. Important celestial events are listed below by month.
January 2011
2nd • Jupiter passes 0.6° south of Uranus, 9 A.M. EST.
2nd • The Moon passes 4° south of Mercury, 10 A.M. EST.
3rd • Quadrantid meteor shower peaks.
4th • Partial solar eclipse, 3:51 A.M. EST.
4th • New Moon, 4:03 A.M. EST.
7th • The Moon passes 5° north of Neptune, 7 P.M. EST.
8th • Venus is at greatest western elongation (47°), 11 A.M. EST.
9th • Mercury is at greatest western elongation (23°), 10 A.M. EST.
10th • The Moon passes 7° north of Uranus, 10 A.M. EST.
10th • The Moon passes 7° north of Jupiter, 12 P.M. EST.
12th • First Quarter Moon, 6:31 A.M. EST.
15th • Venus passes 8° north of Antares, 5 P.M. EST.
19th • Full Moon, 4:21 P.M. EST.
25th • The Moon passes 8° south of Saturn, 5 A.M. EST.
26th • Last Quarter Moon, 7:57 A.M. EST.
29th • The Moon passes 3° south of Venus, 11 P.M. EST.
30th • Asteroid Ceres is in conjunction with the Sun, 8 P.M. EST.
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February 2011
1st • The Moon passes 4° north of Mercury, 1 P.M. EST.
3rd • New Moon, 9:31 P.M. EST.
4th • Mars is in conjuction with the Sun, 12 P.M. EST.
6th • The Moon passes 6° north of Uranus, 7 P.M. EST.
7th • The Moon passes 7° north of Jupiter, 5 A.M. EST.
11th • First Quarter Moon, 2:18 A.M. EST.
17th • Neptune is in conjunction with the Sun, 5 A.M. EST.
18th • Full Moon, 3:36 A.M. EST.
21st • The Moon passes 8° south of Saturn, 12 P.M. EST.
24th • Last Quarter Moon, 6:26 P.M. EST.
25th • Mercury is in superior conjunction, 4 A.M. EST.
28th • The Moon passes 1.6° north of Venus, 11 P.M. EST.
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March 2011
4th • New Moon, 3:46 P.M. EST.
6th • The Moon passes 7° north of Jupiter, 12 A.M. EST.
12th • Asteroid Juno is at opposition, 5 A.M. EST.
12th • First Quarter Moon, 6:45 P.M. EST.
13th • Daylight Saving Time begins at 2 A.M. ET, turn clocks ahead one hour.
16th • Mercury passes 2° north of Jupiter, 1 P.M. EDT.
19th • Full Moon, 2:11 P.M. EDT.
20th • Equinox (northern spring/southern autumn begins), 7 P.M. EDT.
21st • Uranus is in conjunction with the Sun, 8 A.M. EDT.
22nd • Mercury is at greatest eastern elongation (19°), 9 P.M. EDT.
26th • Venus passes 0.2° south of Neptune, 9 P.M. EDT.
26th • Last Quarter Moon, 8:08 P.M. EDT.
30th • The Moon passes 5° north of Neptune, 10 P.M. EDT.
31st • The Moon passes 6° north of Venus, 9 A.M. EDT.
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April 2011
3rd • New Moon, 10:33 A.M. EDT.
3rd • Saturn is at opposition, 8 P.M. EDT.
6th • Jupiter is in conjunction with teh Sun, 11 A.M. EDT.
9th • Mercury is in inferior conjunction, 4 P.M. EDT.
11th • First Quarter Moon, 8:06 A.M. EDT.
17th • The Moon passes 8° south of Saturn, 4 A.M. EDT.
18th • Full Moon, 10:45 P.M. EDT.
19th • Mercury passes 0.8° north of Mars, 4 A.M. EDT.
22nd • Lyrid meteor shower peaks. About 10-20 meteors per hour might be seen.
22nd • Venus passes 0.9° south of Uranus, 3 P.M. EDT.
25th • Last Quarter Moon, 10:47 P.M. EDT.
27th • The Moon passes 6° north of Neptune, 6 A.M. EDT.
29th • The Moon passes 6° north of Uranus, 12 A.M. EDT.
30th • The Moon passes 7° north of Venus, 7 P.M. EDT.
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May 2011
1st • The Moon passes 8° north of Mercury, 3 A.M. EDT.
1st • Mars passes 0.4° north of Jupiter, 7 A.M. EDT.
1st • The Moon passes 6° north of Jupiter, 3 P.M. EDT.
1st • The Moon passes 6° north of Mars, 4 P.M. EDT.
3rd • New Moon, 2:51 A.M. EDT.
6th • Eta Aquarid meteor shower peaks in the early morning hours. About 10 meteors per hour might be seen.
7th • Mercury is at its greatest western elongation (27°), 3 P.M. EDT.
10th • Mercury passes 2° south of Jupiter, 7 P.M. EDT.
10th • First Quarter Moon, 4:33 P.M. EDT.
11th • Venus passes 0.6° south of Jupiter, 5 A.M. EDT.
14th • The Moon passes 8° south of Saturn, 11 A.M. EDT.
17th • Full Moon, 7:09 A.M. EDT.
19th • Mercury passes 2° south of Mars, 9 P.M. EDT.
22nd • Venus passes 1.1° south of Mars, 11 A.M. EDT.
24th • The Moon passes 6° north of Neptune, 2 P.M. EDT.
24th • Last Quarter Moon, 2:52 P.M. EDT.
25th • Mercury is at its greatest elongation (25°), 10 P.M. EDT.
27th • The Moon passes 6° north of Uranus, 9 A.M. EDT.
29th • The Moon passes 6° north of Jupiter, 11 A.M. EDT.
30th • The Moon passes 4° north of Mars, 4 P.M. EDT.
30th • The Moon passes 4° north of Venus, 12 A.M. EDT.
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June 2011
1st • New Moon, 5:02 P.M. EDT.
1st • Partial solar eclipse, 5 P.M. EDT.
8th • First Quarter Moon, 10:10 P.M. EDT.
10th • The Moon passes 8° south of Saturn, 5 P.M. EDT.
12th • Mercury is in superior conjunction, 8 P.M. EDT.
15th • Full Moon, 4:14 P.M. EDT.
15th • Total lunar eclipse, 4 P.M. EDT.
18th • Venus passes 5° north of Aldebaran, 4 A.M. EDT.
20th • The Moon passes 6° north of Neptune, 10 P.M. EDT.
21st • Solstice (northern summer/southern winter begins), 1 P.M. EDT.
23rd • The Moon passes 6° north of Uranus, 7 P.M. EDT.
23rd • Last Quarter Moon, 7:48 A.M. EDT.
26th • The Moon passes 5° north of Jupiter, 5 A.M. EDT.
28th • Pluto is at opposition, 1 A.M. EDT.
28th • The Moon passes 1.7° north of Mars, 3 P.M. EDT.
28th • Mercury passes 5° south of Pollux, 6 P.M. EDT.
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July 2011
1st • New Moon, 4:53 A.M. EDT.
1st • Partial solar eclipse, 5 A.M. EDT.
2nd • The Moon passes 5° south of Mercury, 10 P.M. EDT.
6th • Mars passes 5° north of Aldebaran, 3 A.M. EDT.
7th • The Moon passes 8° south of Saturn, 12 A.M. EDT.
8th • First Quarter Moon, 2:29 A.M. EDT.
15th • Full Moon, 2:40 A.M. EDT.
18th • The Moon passes 6° north of Neptune, 6 A.M. EDT.
20th • Mercury is at greatest eastern elongation (27°), 1 A.M. EDT.
21st • The Moon passes 6° north of Uranus, 3 A.M. EDT.
23rd • Last Quarter Moon, 1:02 A.M. EDT.
27th • The Moon passes 0.5° south of Mars, 1 P.M. EDT.
29th • Asteroid Pallas is at opposition, 10 A.M. EDT.
30th • New Moon, 2:39 P.M. EDT.
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August 2011
1st • The Moon passes 1.5° south of Mercury, 7 A.M. EDT.
4th • The Moon passes 8° south of Saturn, 8 A.M. EDT.
5th • Asteroid Vesta is at opposition, 6 A.M. EDT.
6th • First Quarter Moon, 7:08 A.M. EDT.
13th • Perseid meteor shower peaks in the early morning hours. About 60 meteors per hour might be seen.
13th • Full Moon, 2:58 P.M. EDT.
14th • The Moon passes 6° north of Neptune, 12 P.M. EDT.
16th • Venus is in superior conjunction, 8 A.M. EDT.
16th • Mercury is in inferior conjunction, 9 P.M. EDT.
17th • The Moon passes 6° north of Uranus, 9 A.M. EDT.
20th • The Moon passes 5° north of Jupiter, 8 A.M. EDT.
21st • Last Quarter Moon, 5:55 P.M. EDT.
22nd • Neptune is at opposition, 7 P.M. EDT.
25th • The Moon passes 3° south of Mars, 10 A.M. EDT.
27th • The Moon passes 3° south of Mercury, 9 P.M. EDT.
28th • New Moon, 11:03 P.M. EDT.
31st • The Moon passes 7° south of Saturn, 7 P.M. EDT.
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September 2011
1st • Mercury is at greatest western elongation (18°), 2 A.M. EDT.
4th • First Quarter Moon, 1:39 P.M. EDT.
8th • Mercury passes 0.7° north of Regulus, 10 P.M. EDT.
9th • Mars passes 6° south of Pollux, 10 P.M. EDT.
10th • The Moon passes 6° north of Neptune, 5 P.M. EDT.
12th • Full Moon, 5:27 A.M. EDT.
13th • The Moon passes 6° north of Uranus, 2 P.M. EDT.
16th • Asteroid Ceres is at opposition, 1 P.M. EDT.
16th • The Moon passes 5° north of Jupiter, 2 P.M. EDT.
20th • Last Quarter Moon, 9:39 A.M. EDT.
23rd • The Moon passes 5° south of Mars, 4 A.M. EDT.
23rd • Equinox (northern autumn / southern spring) begins, 5 A.M. EDT.
25th • Uranus is at opposition, 8 P.M. EDT.
27th • New Moon, 7:09 A.M. EDT.
28th • Mercury is in superior conjunction, 4 P.M. EDT.
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October 2011
3rd • First Quarter Moon, 11:15 P.M. EDT.
3rd • Venus passes 3° north of Spica, 8 A.M. EDT.
7th • The Moon passes 6° north of Neptune, 10 P.M. EDT.
10th • The Moon passes 6° north of Uranus, 6 P.M. EDT.
11th • Full Moon, 10:07 P.M. EDT.
13th • The Moon passes 5° north of Jupiter, 4 P.M. EDT.
13th • Saturn is in conjunction with the Sun, 5 P.M. EDT.
19th • Last Quarter Moon, 11:31 P.M. EDT.
21st • The Moon passes 6° south of Mars, 8 P.M. EDT.
21st • Orionid meteor shower peaks in the early morning hours. About 10-15 meteors per hour might be seen.
22nd • Asteroid Juno is in conjunction with the Sun, 9 P.M. EDT.
26th • New Moon, 3:56 P.M. EDT.
27th • The Moon passes 0.2° south of Mercury, 10 P.M. EDT.
28th • The Moon passes 1.8° south of Venus, 1 A.M. EDT.
28th • Jupiter is at opposition, 10 P.M. EDT.
31st • Saturn passes 5° north of Spica, 1 A.M. EDT.
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November 2011
2nd • First Quarter Moon, 12:38 P.M. EDT.
4th • The Moon passes 6° north of Neptune, 4 A.M. EST.
6th • Daylight Savings Time ends 2 A.M. ET, turn clocks back one hour.
6th • The Moon passes 6° north of Uranus, 9 P.M. EST.
9th • The Moon passes 5° north of Jupiter, 2 P.M. EST.
9th • Venus passes 4° north of Antares, 4 P.M. EST.
9th • Mars passes 1.4° north of Regulus, 12 A.M. EST.
9th • Mercury passes 1.9° north of Antares, 12 A.M. EST.
10th • Full Moon, 3:17 P.M. EDT.
14th • Mercury is at greatest eastern elongation (23°), 4 A.M. EST.
17th • Leonid meteor shower peaks in the early morning hours. About 10 meteors per hour might be seen.
18th • Last Quarter Moon, 10:09 A.M. EDT.
19th • The Moon passes 8° south of Mars, 5 A.M. EST.
22nd • The Moon passes 7° south of Saturn, 5 P.M. EST.
25th • New Moon, 1:10 A.M. EDT.
25th • Partial solar eclipse, 1 A.M. EST.
26th • The Moon passes 1.7° north of Mercury, 5 A.M. EST.
26th • Mercury passes 3° north of Venus, 11 P.M. EST.
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December 2011
1st • The Moon passes 6° north of Neptune, 10 A.M. EST.
2nd • First Quarter Moon, 4:53 A.M. EST.
4th • The Moon passes 6° north of Uranus, 3 A.M. EST.
4th • Mercury is in inferior conjunction, 4 A.M. EST.
6th • The Moon passes 5° north of Jupiter, 3 P.M. EST.
10th • Full Moon, 9:36 A.M. EST.
10th • Total lunar eclipse, 10 A.M. EST.
14th • Geminid meteor shower peaks.
17th • The Moon passes 8° south of Mars, 8 A.M. EST.
17th • Last Quarter Moon, 7:48 P.M. EST.
20th • The Moon passes 7° south of Saturn, 5 A.M. EST.
22nd • Solstice (northern winter/southern summer begins), 1 A.M. EST.
22nd • Mercury passes 7° north of Antares, 3 P.M. EST.
22nd • Mercury is at greatest western elongation (22°), 10 P.M. EST.
22nd • The Moon passes 4° south of Mercury, 11 P.M. EST.
24th • New Moon, 1:07 P.M. EST.
27th • The Moon passes 6° north of Venus, 6 A.M. EST.
28th • The Moon passes 6° north of Neptune, 8 P.M. EST.
31st • The Moon passes 6° north of Uranus, 11 A.M. EST.
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