541.

The cluster Messier 47 is well placed The open star cluster M47 (NGC 2422; mag 4.4) in Puppis culminates at around midnight local time. Tue, 15 Jan 2019 (2,039 days ago) in Puppis

542.

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. Mon, 14 Jan 2019 at 01:46 EDT (2,040 days ago) in Pisces

543.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sat, 12 Jan 2019 at 18:51 EDT (2,042 days ago) in Pisces

544.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 5°20'. Sat, 12 Jan 2019 at 14:47 EDT (2,042 days ago) in Pisces

545.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Sat, 12 Jan 2019 at 03:23 EDT (2,042 days ago) in Sagittarius

546.

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. Tue, 08 Jan 2019 at 23:28 EDT (2,045 days ago) in Capricornus

547.

Supernova SN2019np discovered A new supernova has been discovered in NGC 3254. Tue, 08 Jan 2019 (2,045 days ago)

548.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Sun, 06 Jan 2019 at 16:06 EDT (2,048 days ago) in Pisces

549.

Venus at greatest elongation west Venus is bright and well placed in the dawn sky. Sun, 06 Jan 2019 at 01:16 EDT (2,048 days ago) in Libra

550.

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, 05 Jan 2019 at 21:16 EDT (2,049 days ago) in Sagittarius

551.

Partial solar eclipse There will be an eclipse of the Sun, visible from eastern Russia, Eastern Asia and Alaska. Sat, 05 Jan 2019 at 20:41 EDT (2,049 days ago) in Sagittarius

552.

New Moon The Moon disappears into the Sun's glare for a few days. Sat, 05 Jan 2019 at 20:29 EDT (2,049 days ago) in Sagittarius

553.

Venus at dichotomy Venus reaches half phase in the dawn sky. Sat, 05 Jan 2019 at 14:21 EDT (2,049 days ago) in Libra

554.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 2°45'. Fri, 04 Jan 2019 at 12:39 EDT (2,050 days ago) in Sagittarius

555.

Quadrantid meteor shower 2019 The Quadrantid meteor shower reaches its peak. Thu, 03 Jan 2019 (2,050 days ago) in Bootes

556.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Thu, 03 Jan 2019 at 03:47 EDT (2,051 days ago) in Ophiuchus

557.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 3°07'. Thu, 03 Jan 2019 at 02:35 EDT (2,051 days ago) in Ophiuchus

558.

The Earth at perihelion The Earth reaches its closest point to the Sun. Thu, 03 Jan 2019 at 00:19 EDT (2,051 days ago) in Pisces

559.

The cluster Messier 41 is well placed The open star cluster M41 (NGC 2287; mag 4.5) in Canis Major culminates at around midnight local time. Wed, 02 Jan 2019 (2,052 days ago) in Canis Major

560.

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, 02 Jan 2019 at 00:40 EDT (2,052 days ago) in Sagittarius