501.

New Moon The Moon disappears into the Sun's glare for a few days. Fri, 27 Jan 2017 at 19:08 EDT (2,727 days ago) in Capricornus

502.

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. Thu, 26 Jan 2017 at 12:06 EDT (2,728 days ago) in Sagittarius

503.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 3°42'. Wed, 25 Jan 2017 at 19:44 EDT (2,729 days ago) in Sagittarius

504.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Tue, 24 Jan 2017 at 05:52 EDT (2,730 days ago) in Ophiuchus

505.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°36'. Tue, 24 Jan 2017 at 05:18 EDT (2,730 days ago) in Ophiuchus

506.

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 2017 (2,731 days ago) in Vela

507.

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. Sat, 21 Jan 2017 at 19:13 EDT (2,733 days ago) in Libra

508.

The cluster NGC 2516 is well placed The open star cluster NGC 2516 (mag 3.8) in Volans culminates at around midnight local time. Fri, 20 Jan 2017 (2,734 days ago) in Carina

509.

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. Thu, 19 Jan 2017 at 17:14 EDT (2,735 days ago) in Virgo

510.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Thu, 19 Jan 2017 at 08:56 EDT (2,735 days ago) in Sagittarius

511.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Thu, 19 Jan 2017 at 02:08 EDT (2,735 days ago) in Virgo

512.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 2°41'. Thu, 19 Jan 2017 at 00:26 EDT (2,735 days ago) in Virgo

513.

γ-Ursae Minorid meteor shower 2017 The γ-Ursae Minorid meteor shower reaches its peak. Wed, 18 Jan 2017 (2,735 days ago) in Ursa Minor

514.

The cluster NGC 2451 is well placed The open star cluster NGC 2451 (mag 2.8) in Puppis culminates at around midnight local time. Tue, 17 Jan 2017 (2,737 days ago) in Puppis

515.

Conjunction of Ceres and Eris Ceres and Eris share the same right ascension, at a separation of 6°17'. Tue, 17 Jan 2017 at 10:04 EDT (2,737 days ago) in Cetus

516.

Asteroid 4 Vesta at opposition Asteroid 4 Vesta makes closest approach to the Earth. Tue, 17 Jan 2017 at 02:10 EDT (2,737 days ago) in Gemini

517.

Lunar occultation of Regulus The Moon will pass in front of Regulus (Alpha Leonis), creating a lunar occultation visible from countries and territories including Argentina, Brazil, Chile and Bolivia amongst others. Sat, 14 Jan 2017 at 23:06 EDT (2,739 days ago) in Leo

518.

NGC 2403 is well placed NGC 2403 (mag 8.9), a spiral galaxy in Camelopardalis culminates at around midnight local time. Sat, 14 Jan 2017 (2,740 days ago) in Camelopardalis

519.

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. Sat, 14 Jan 2017 (2,740 days ago) in Puppis

520.

Venus at dichotomy Venus reaches half phase in the evening sky. Sat, 14 Jan 2017 at 08:18 EDT (2,740 days ago) in Aquarius