501.

Close approach of the Moon and M45 The Moon and M45 pass close to each other. Thu, 14 Mar 2024 at 23:53 EDT (796 days ago) in Taurus

502.

γ-Normid meteor shower 2024 The γ-Normid meteor shower reaches its peak. Thu, 14 Mar 2024 (796 days ago) in Norma

503.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 3°35'. Wed, 13 Mar 2024 at 21:03 EDT (797 days ago) in Aries

504.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Wed, 13 Mar 2024 at 18:44 EDT (797 days ago) in Aries

505.

Asteroid 23 Thalia at opposition Asteroid 23 Thalia makes closest approach to the Earth. Tue, 12 Mar 2024 at 00:46 EDT (798 days ago) in Leo

506.

New Moon The Moon disappears into the Sun's glare for a few days. Sun, 10 Mar 2024 at 05:01 EDT (800 days ago) in Aquarius

507.

The Moon at perigee The Moon makes its monthly closest approach to the Earth, appearing larger than at other times of the month – though only very fractionally. Sun, 10 Mar 2024 at 03:04 EDT (800 days ago) in Aquarius

508.

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. Fri, 08 Mar 2024 (802 days ago) in Carina

509.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 3°16'. Fri, 08 Mar 2024 at 12:00 EDT (802 days ago) in Capricornus

510.

The Moon at perihelion The Moon passes its closest point to the Sun, a monthly occurrence around the time of new moon. Fri, 08 Mar 2024 at 03:31 EDT (802 days ago) in Capricornus

511.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 3°31'. Fri, 08 Mar 2024 at 00:00 EDT (802 days ago) in Capricornus

512.

Asteroid 3 Juno at opposition Asteroid 3 Juno makes closest approach to the Earth. Sun, 03 Mar 2024 at 16:34 EDT (807 days ago) in Leo

513.

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. Sun, 03 Mar 2024 at 10:24 EDT (807 days ago) in Scorpius

514.

Lunar occultation of Antares The Moon will pass in front of Antares (Alpha Scorpii), creating a lunar occultation visible from parts of the Americas, Bonaire, Saint Eustatius and Saba, Grenada and Navassa Island. Sun, 03 Mar 2024 at 04:01 EDT (807 days ago) in Scorpius

515.

The Theta Carinae cluster is well placed The Theta Carinae open star cluster (IC 2602, also known as the Southern Pleiades; mag 1.9) culminates at around midnight local time. Sat, 02 Mar 2024 (808 days ago) in Carina

516.

Saturn at solar conjunction Saturn 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, 28 Feb 2024 at 16:15 EDT (811 days ago) in Aquarius

517.

Mercury at superior solar conjunction Mercury passes around the far side of the Sun. Wed, 28 Feb 2024 at 03:52 EDT (811 days ago) in Aquarius

518.

The cluster IC 2581 is well placed The open star cluster IC 2581 (mag 4.0) in Carina culminates at around midnight local time. Tue, 27 Feb 2024 (812 days ago) in Carina

519.

The Moon at aphelion The Moon passes its furthest point from the Sun, a monthly occurrence around the time of full moon. Mon, 26 Feb 2024 at 19:25 EDT (813 days ago) in Virgo

520.

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. Sun, 25 Feb 2024 at 09:58 EDT (814 days ago) in Leo