501.

Full Moon The Moon reaches full phase and is visible for much of the night. Fri, 19 Apr 2019 at 07:12 EDT (1,916 days ago) in Virgo

502.

The Moon at aphelion The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon. Sun, 21 Apr 2019 at 22:04 EDT (1,914 days ago) in Scorpius

503.

Uranus at solar conjunction Uranus is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Mon, 22 Apr 2019 at 18:57 EDT (1,913 days ago) in Aries

504.

Lyrid meteor shower 2019 The Lyrid meteor shower reaches its peak. Mon, 22 Apr 2019 (1,912 days ago) in Hercules

505.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 1°38'. Tue, 23 Apr 2019 at 07:34 EDT (1,912 days ago) in Ophiuchus

506.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Tue, 23 Apr 2019 at 07:57 EDT (1,912 days ago) in Ophiuchus

507.

Messier 101 is well placed The Pinwheel Galaxy M101 (NGC 5457; mag 7.9) in Ursa Major culminates at around midnight local time. Tue, 23 Apr 2019 (1,912 days ago) in Ursa Major

508.

π-Puppid meteor shower 2019 The π-Puppid meteor shower reaches its peak. Wed, 24 Apr 2019 (1,911 days ago) in Puppis

509.

Asteroid 44 Nysa at opposition Asteroid 44 Nysa makes closest approach to the Earth. Wed, 24 Apr 2019 at 03:10 EDT (1,911 days ago) in Virgo

510.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 22'. Thu, 25 Apr 2019 at 10:26 EDT (1,910 days ago) in Sagittarius

511.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Thu, 25 Apr 2019 at 10:29 EDT (1,910 days ago) in Sagittarius

512.

Lunar occultation of Saturn The Moon will pass in front of Saturn, creating a lunar occultation visible from countries and territories including Australia, New Zealand, Tasmania and New Caledonia amongst others. Thu, 25 Apr 2019 at 10:29 EDT (1,910 days ago) in Sagittarius

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. Fri, 26 Apr 2019 at 18:18 EDT (1,909 days ago) in Capricornus

514.

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, 28 Apr 2019 at 14:19 EDT (1,907 days ago) in Aquarius

515.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Mon, 29 Apr 2019 at 21:16 EDT (1,906 days ago) in Sagittarius

516.

Supernova SN2019ein discovered A new supernova has been discovered in NGC 5353. Tue, 30 Apr 2019 (1,904 days ago)

517.

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, 02 May 2019 at 02:08 EDT (1,903 days ago) in Cetus

518.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 3°37'. Thu, 02 May 2019 at 07:39 EDT (1,903 days ago) in Pisces

519.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 2°54'. Fri, 03 May 2019 at 02:25 EDT (1,902 days ago) in Pisces

520.

New Moon The Moon disappears into the Sun's glare for a few days. Sat, 04 May 2019 at 18:46 EDT (1,901 days ago) in Aries