3821.

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. Mon, 23 May 2016 at 09:42 EDT (2,964 days ago) in Ophiuchus

3822.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sun, 22 May 2016 at 18:16 EDT (2,965 days ago) in Ophiuchus

3823.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°12'. Sun, 22 May 2016 at 17:34 EDT (2,965 days ago) in Ophiuchus

3824.

Mars at opposition Mars lies in the opposite direction to the Sun in the sky, making it closer, brighter and larger than at other times. It is also optimally positioned to be observable for much of the night. Sun, 22 May 2016 at 07:10 EDT (2,965 days ago) in Scorpius

3825.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sat, 21 May 2016 at 18:22 EDT (2,966 days ago) in Scorpius

3826.

Full Moon The Moon reaches full phase and is visible for much of the night. Sat, 21 May 2016 at 17:14 EDT (2,966 days ago) in Libra

3827.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 6°01'. Sat, 21 May 2016 at 16:20 EDT (2,966 days ago) in Scorpius

3828.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Thu, 19 May 2016 at 12:47 EDT (2,968 days ago) in Aries

3829.

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. Wed, 18 May 2016 at 18:06 EDT (2,969 days ago) in Virgo

3830.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 1°59'. Sun, 15 May 2016 at 05:32 EDT (2,972 days ago) in Leo

3831.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Sun, 15 May 2016 at 04:21 EDT (2,972 days ago) in Leo

3832.

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. Fri, 13 May 2016 at 13:02 EDT (2,974 days ago) in Leo

3833.

Messier 5 is well placed The globular cluster M5 (NGC 5904; mag 5.7) in Serpens culminates at around midnight local time. Wed, 11 May 2016 (2,976 days ago) in Serpens Caput

3834.

Mercury at inferior solar conjunction Mercury passes around the near side of the Sun. Mon, 09 May 2016 at 11:06 EDT (2,978 days ago) in Aries

3835.

Transit of Mercury Mercury will pass in front of the Sun, creating a transit visible from the Americas, Africa, north-western Russia, Europe, Asia and Alaska. Mon, 09 May 2016 at 10:57 EDT (2,978 days ago) in Aries

3836.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Mon, 09 May 2016 at 08:26 EDT (2,978 days ago) in Leo

3837.

η-Lyrid meteor shower 2016 The η-Lyrid meteor shower reaches its peak. Sun, 08 May 2016 (2,979 days ago) in Lyra

3838.

Lunar occultation of Aldebaran The Moon will pass in front of Aldebaran (Alpha Tauri), creating a lunar occultation visible from Russia, Japan, South Korea and North Korea. Sun, 08 May 2016 at 04:37 EDT (2,979 days ago) in Taurus

3839.

New Moon The Moon disappears into the Sun's glare for a few days. Fri, 06 May 2016 at 15:30 EDT (2,981 days ago) in Aries

3840.

The Moon at perigee The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month. Fri, 06 May 2016 at 00:13 EDT (2,981 days ago) in Cetus