3301.

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. Sat, 17 Jun 2017 at 07:33 EDT (2,574 days ago) in Aquarius

3302.

The Butterfly cluster is well placed The Butterfly open star cluster (M6, NGC 6405; mag 4.2) in Scorpius culminates at around midnight local time. Fri, 16 Jun 2017 (2,575 days ago) in Scorpius

3303.

Lunar occultation of Neptune The Moon will pass in front of Neptune, creating a lunar occultation visible from Antarctica. Fri, 16 Jun 2017 at 09:03 EDT (2,575 days ago) in Aquarius

3304.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Fri, 16 Jun 2017 at 07:41 EDT (2,575 days ago) in Aquarius

3305.

NGC 6388 is well placed The globular cluster NGC 6388 (mag 6.8) in Scorpius culminates at around midnight local time. Thu, 15 Jun 2017 (2,576 days ago) in Scorpius

3306.

Saturn at opposition Saturn lies in the opposite direction to the Sun in the sky, making it slightly closer, brighter and larger than at other times. It is also optimally positioned to be observable for much of the night. Thu, 15 Jun 2017 at 06:09 EDT (2,576 days ago) in Ophiuchus

3307.

Venus at aphelion Venus passes the furthest point along its orbit from the Sun. Mon, 12 Jun 2017 at 20:42 EDT (2,579 days ago) in Aries

3308.

Supernova SN2017erp discovered A new supernova has been discovered in NGC 5861. Mon, 12 Jun 2017 (2,578 days ago)

3309.

Messier 92 is well placed The globular cluster M92 (NGC 6341; mag 6.5) in Hercules culminates at around midnight local time. Sun, 11 Jun 2017 (2,580 days ago) in Hercules

3310.

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. Sat, 10 Jun 2017 at 11:59 EDT (2,581 days ago) in Sagittarius

3311.

Daytime Arietid meteor shower 2017 The Daytime Arietid meteor shower reaches its peak. Sat, 10 Jun 2017 (2,581 days ago) in Aries

3312.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Fri, 09 Jun 2017 at 21:33 EDT (2,582 days ago) in Ophiuchus

3313.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°04'. Fri, 09 Jun 2017 at 21:03 EDT (2,582 days ago) in Ophiuchus

3314.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Fri, 09 Jun 2017 at 10:12 EDT (2,582 days ago) in Virgo

3315.

Full Moon The Moon reaches full phase and is visible for much of the night. Fri, 09 Jun 2017 at 09:09 EDT (2,582 days ago) in Ophiuchus

3316.

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. Thu, 08 Jun 2017 at 18:21 EDT (2,583 days ago) in Ophiuchus

3317.

Messier 62 is well placed The globular cluster M62 (NGC 6266; mag 6.4) in Ophiuchus culminates at around midnight local time. Wed, 07 Jun 2017 (2,584 days ago) in Ophiuchus

3318.

Messier 10 is well placed The globular cluster M10 (NGC 6254; mag 6.6) in Ophiuchus culminates at around midnight local time. Mon, 05 Jun 2017 (2,586 days ago) in Ophiuchus

3319.

1 Ceres at solar conjunction 1 Ceres 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, 05 Jun 2017 at 09:51 EDT (2,586 days ago) in Taurus

3320.

Venus at dichotomy Venus reaches half phase in the dawn sky. Sun, 04 Jun 2017 at 02:05 EDT (2,587 days ago) in Pisces