501.

Close approach of the Moon and M44 The Moon and M44 pass close to each other. Fri, 07 Jun 2019 at 04:01 EDT (1,867 days ago) in Cancer

502.

Messier 10 is well placed The globular cluster M10 (NGC 6254; mag 6.6) in Ophiuchus culminates at around midnight local time. Thu, 06 Jun 2019 (1,868 days ago) in Ophiuchus

503.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 1°35'. Wed, 05 Jun 2019 at 11:04 EDT (1,869 days ago) in Gemini

504.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Wed, 05 Jun 2019 at 11:04 EDT (1,869 days ago) in Gemini

505.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 3°39'. Tue, 04 Jun 2019 at 11:40 EDT (1,870 days ago) in Taurus

506.

Messier 12 is well placed The globular cluster M12 (NGC 6218; mag 6.1) in Ophiuchus culminates at around midnight local time. Mon, 03 Jun 2019 (1,871 days ago) in Ophiuchus

507.

New Moon The Moon disappears into the Sun's glare for a few days. Mon, 03 Jun 2019 at 06:03 EDT (1,871 days ago) in Taurus

508.

The Great Globular Cluster in Hercules is well placed The Great Globular Cluster in Hercules (M13, NGC 6205; mag 5.8) culminates at around midnight local time. Sun, 02 Jun 2019 (1,872 days ago) in Hercules

509.

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, 01 Jun 2019 at 16:56 EDT (1,873 days ago) in Aries

510.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 3°14'. Sat, 01 Jun 2019 at 14:13 EDT (1,873 days ago) in Aries

511.

1 Ceres at opposition 1 Ceres lies in the opposite direction to the Sun in the sky, making it closer and brighter than at other times. It is also optimally positioned to be observable for much of the night. Wed, 29 May 2019 at 11:14 EDT (1,876 days ago) in Ophiuchus

512.

Messier 4 is well placed The globular cluster M4 (NGC 6121; mag 5.4) in Scorpius culminates at around midnight local time. Tue, 28 May 2019 (1,877 days ago) in Scorpius

513.

Supernova AT2019gbt discovered A new supernova has been discovered in UGC 4722. Mon, 27 May 2019 (1,877 days ago)

514.

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, 26 May 2019 at 12:34 EDT (1,879 days ago) in Aquarius

515.

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, 26 May 2019 at 09:27 EDT (1,879 days ago) in Aquarius

516.

Supernova AT2019gcm discovered A new supernova has been discovered in IC 1008. Fri, 24 May 2019 (1,880 days ago)

517.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Fri, 24 May 2019 at 03:48 EDT (1,881 days ago) in Taurus

518.

Supernova SN2019fya discovered A new supernova has been discovered in NGC 7549. Thu, 23 May 2019 (1,881 days ago)

519.

Lunar occultation of Saturn The Moon will pass in front of Saturn, creating a lunar occultation visible from countries and territories including Antarctica, South Africa, Namibia and Australia amongst others. Wed, 22 May 2019 at 18:16 EDT (1,883 days ago) in Sagittarius

520.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Wed, 22 May 2019 at 18:16 EDT (1,883 days ago) in Sagittarius