21.

Neptune at solar conjunction Neptune is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Wed, 10 Mar 2021 at 18:52 EDT (1,143 days ago) in Aquarius

22.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 3°41'. Wed, 10 Mar 2021 at 20:02 EDT (1,143 days ago) in Capricornus

23.

The Moon at perihelion The Moon passes its orbit's closest point to the Sun, which happens each month around the time of new moon. Wed, 10 Mar 2021 at 21:01 EDT (1,143 days ago) in Capricornus

24.

New Moon The Moon disappears into the Sun's glare for a few days. Sat, 13 Mar 2021 at 05:22 EDT (1,140 days ago) in Aquarius

25.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Sat, 13 Mar 2021 at 20:57 EDT (1,140 days ago) in Aquarius

26.

γ-Normid meteor shower 2021 The γ-Normid meteor shower reaches its peak. Sun, 14 Mar 2021 (1,139 days ago) in Norma

27.

The Moon at apogee The Moon recedes to its orbit's furthest point from the Earth, making it appear fractionally smaller than at other times of the month. Thu, 18 Mar 2021 at 01:02 EDT (1,135 days ago) in Aries

28.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 1°55'. Fri, 19 Mar 2021 at 13:46 EDT (1,134 days ago) in Taurus

29.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Fri, 19 Mar 2021 at 14:47 EDT (1,134 days ago) in Taurus

30.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Sat, 20 Mar 2021 at 05:30 EDT (1,133 days ago) in Pisces

31.

Moon at First Quarter The Moon reaches first quarter phase – appearing high in the sky at sunset and setting in the west at around midnight. Sun, 21 Mar 2021 at 10:41 EDT (1,132 days ago) in Gemini

32.

Comet 10P/Tempel passes perihelion Comet 10P/Tempel makes its closest approach to the Sun. Tue, 23 Mar 2021 (1,130 days ago) in Aquarius

33.

Venus at superior solar conjunction Venus passes around the far side of the Sun. Fri, 26 Mar 2021 at 03:30 EDT (1,127 days ago) in Pisces

34.

136472 Makemake at opposition 136472 Makemake lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Sat, 27 Mar 2021 at 10:49 EDT (1,126 days ago) in Coma Berenices

35.

Full Moon The Moon reaches full phase and is visible for much of the night. Sun, 28 Mar 2021 at 14:48 EDT (1,125 days ago) in Virgo

36.

Conjunction of Mercury and Neptune Mercury and Neptune share the same right ascension, at a separation of 1°23'. Mon, 29 Mar 2021 at 15:15 EDT (1,124 days ago) in Aquarius

37.

The Moon at perigee The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month. Tue, 30 Mar 2021 at 02:15 EDT (1,123 days ago) in Virgo

38.

The Moon at aphelion The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon. Tue, 30 Mar 2021 at 19:40 EDT (1,123 days ago) in Libra

39.

Lunar occultation of Beta1 Scorpii The Moon will pass in front of Beta1 Scorpii (Acrab), creating a lunar occultation visible from Oceania, Baker Island, Howland Island, Jarvis Island, Kingman Reef, Palmyra Atoll and Tokelau. Thu, 01 Apr 2021 at 07:39 EDT (1,121 days ago) in Scorpius

40.

The Sombrero Galaxy is well placed The Sombrero Galaxy M104 (NGC 4594; mag 8.6) in Virgo culminates at around midnight local time. Thu, 01 Apr 2021 (1,121 days ago) in Virgo