501.

Lunar occultation of Uranus The Moon will pass in front of Uranus, creating a lunar occultation visible from countries and territories including Fiji, Samoa, American Samoa and Tonga amongst others. Mon, 07 Mar 2022 at 01:46 EDT (845 days ago) in Aries

502.

The Wishing Well cluster is well placed The Wishing Well open star cluster (NGC 3532; mag 3.0) in Carina culminates at around midnight local time. Wed, 09 Mar 2022 (843 days ago) in Carina

503.

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. Thu, 10 Mar 2022 at 05:46 EDT (842 days ago) in Taurus

504.

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, 10 Mar 2022 at 18:03 EDT (842 days ago) in Taurus

505.

Conjunction of Venus and Mars Venus and Mars share the same right ascension, at a separation of 3°59'. Sat, 12 Mar 2022 at 08:13 EDT (840 days ago) in Capricornus

506.

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. Sun, 13 Mar 2022 at 07:34 EDT (839 days ago) in Aquarius

507.

γ-Normid meteor shower 2022 The γ-Normid meteor shower reaches its peak. Mon, 14 Mar 2022 (838 days ago) in Norma

508.

Close approach of Venus and Mars Venus and Mars pass within 3°53' of each other. Tue, 15 Mar 2022 at 22:30 EDT (837 days ago) in Capricornus

509.

Full Moon The Moon reaches full phase and is visible for much of the night. Fri, 18 Mar 2022 at 03:17 EDT (834 days ago) in Virgo

510.

Comet 22P/Kopff passes perihelion Comet 22P/Kopff makes its closest approach to the Sun. Fri, 18 Mar 2022 (834 days ago) in Capricornus

511.

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. Sun, 20 Mar 2022 at 09:24 EDT (832 days ago) in Virgo

512.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Sun, 20 Mar 2022 at 11:27 EDT (832 days ago) in Pisces

513.

Venus at greatest elongation west Venus is bright and well placed in the dawn sky. Sun, 20 Mar 2022 at 17:35 EDT (832 days ago) in Capricornus

514.

Venus at dichotomy Venus reaches half phase in the dawn sky. Mon, 21 Mar 2022 at 01:45 EDT (831 days ago) in Capricornus

515.

Lunar occultation of Delta Scorpii The Moon will pass in front of Delta Scorpii (Dschubba), creating a lunar occultation visible from Kazakhstan, Russia and Kyrgyzstan. Tue, 22 Mar 2022 at 20:02 EDT (830 days ago) in Scorpius

516.

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. Wed, 23 Mar 2022 at 19:37 EDT (829 days ago) in Ophiuchus

517.

Moon at Last Quarter The Moon reaches last quarter phase – rising in the east at around midnight and appearing high in the sky by sunrise. Fri, 25 Mar 2022 at 01:37 EDT (827 days ago) in Sagittarius

518.

Lunar occultation of Sigma Sagittarii The Moon will pass in front of Sigma Sagittarii (Nunki), creating a lunar occultation visible from Australia, Antarctica and Tasmania. Fri, 25 Mar 2022 at 15:24 EDT (827 days ago) in Sagittarius

519.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 4°06'. Sun, 27 Mar 2022 at 22:54 EDT (825 days ago) in Capricornus

520.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Mon, 28 Mar 2022 at 01:03 EDT (824 days ago) in Capricornus