581.

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. Sat, 21 Jan 2023 at 00:14 EDT (543 days ago) in Sagittarius

582.

New Moon The Moon disappears into the Sun's glare for a few days. Sat, 21 Jan 2023 at 15:54 EDT (543 days ago) in Capricornus

583.

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. Sat, 21 Jan 2023 at 15:57 EDT (543 days ago) in Capricornus

584.

Jupiter at perihelion Jupiter passes its orbit's closest point to the Sun. Sun, 22 Jan 2023 at 00:53 EDT (542 days ago) in Pisces

585.

Conjunction of Venus and Saturn Venus and Saturn share the same right ascension, at a separation of 21'. Sun, 22 Jan 2023 at 14:36 EDT (542 days ago) in Capricornus

586.

Close approach of Venus and Saturn Venus and Saturn pass within 20' of each other. Sun, 22 Jan 2023 at 17:13 EDT (542 days ago) in Capricornus

587.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Sun, 22 Jan 2023 at 18:23 EDT (542 days ago) in Aries

588.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°49'. Mon, 23 Jan 2023 at 02:22 EDT (541 days ago) in Capricornus

589.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 3°27'. Mon, 23 Jan 2023 at 03:19 EDT (541 days ago) in Capricornus

590.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Mon, 23 Jan 2023 (541 days ago) in Sagittarius

591.

Comet 71P/Clark passes perihelion Comet 71P/Clark makes its closest approach to the Sun. Mon, 23 Jan 2023 (541 days ago) in Sagittarius

592.

The cluster NGC 2547 is well placed The open star cluster NGC 2547 (mag 4.7) in Vela culminates at around midnight local time. Mon, 23 Jan 2023 (541 days ago) in Vela

593.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Tue, 24 Jan 2023 at 10:12 EDT (540 days ago) in Sagittarius

594.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 1°48'. Wed, 25 Jan 2023 at 21:03 EDT (539 days ago) in Pisces

595.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Wed, 25 Jan 2023 at 22:30 EDT (539 days ago) in Pisces

596.

Asteroid 6 Hebe at opposition Asteroid 6 Hebe makes closest approach to the Earth. Thu, 26 Jan 2023 at 11:46 EDT (538 days ago) in Cancer

597.

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. Sat, 28 Jan 2023 at 10:19 EDT (536 days ago) in Aries

598.

Close approach of the Moon and Uranus The Moon and Uranus pass close to each other. Sat, 28 Jan 2023 at 22:28 EDT (536 days ago) in Aries

599.

Lunar occultation of Uranus The Moon will pass in front of Uranus, creating a lunar occultation visible from Greenland, Canada and Alaska. Sat, 28 Jan 2023 at 22:28 EDT (536 days ago) in Aries

600.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Mon, 30 Jan 2023 at 04:05 EDT (534 days ago) in Sagittarius