6421.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Wed, 04 May 2039 at 13:44 EDT (5,414 days away) in Leo

6422.

Conjunction of Mercury and Eris Mercury and Eris share the same right ascension, at a separation of 6°28'. Thu, 05 May 2039 at 02:20 EDT (5,415 days away) in Pisces

6423.

Conjunction of Mercury and Neptune Mercury and Neptune share the same right ascension, at a separation of 44". Thu, 05 May 2039 at 05:30 EDT (5,415 days away) in Pisces

6424.

Venus at highest altitude in evening sky Venus is bright and well placed in the evening sky. Thu, 05 May 2039 (5,415 days away) in Gemini

6425.

η-Aquariid meteor shower 2039 The η-Aquariid meteor shower reaches its peak. Fri, 06 May 2039 (5,416 days away) in Aquarius

6426.

Full Moon The Moon reaches full phase and is visible for much of the night. Sun, 08 May 2039 at 07:19 EDT (5,418 days away) in Libra

6427.

136108 Haumea at opposition 136108 Haumea lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Sun, 08 May 2039 at 14:56 EDT (5,418 days away) in Serpens Caput

6428.

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. Sun, 08 May 2039 at 21:46 EDT (5,418 days away) in Libra

6429.

η-Lyrid meteor shower 2039 The η-Lyrid meteor shower reaches its peak. Mon, 09 May 2039 (5,419 days away) in Lyra

6430.

Lunar occultation of Beta1 Scorpii The Moon will pass in front of Beta1 Scorpii (Acrab), creating a lunar occultation visible from countries and territories including Russia, Japan, Hawaii and Alaska amongst others. Mon, 09 May 2039 at 08:40 EDT (5,419 days away) in Scorpius

6431.

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. Tue, 10 May 2039 at 01:45 EDT (5,420 days away) in Ophiuchus

6432.

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, 14 May 2039 at 23:17 EDT (5,424 days away) in Capricornus

6433.

Mercury at superior solar conjunction Mercury passes around the far side of the Sun. Tue, 17 May 2039 at 03:42 EDT (5,427 days away) in Taurus

6434.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 4°01'. Wed, 18 May 2039 at 03:23 EDT (5,428 days away) in Pisces

6435.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Wed, 18 May 2039 at 06:53 EDT (5,428 days away) in Pisces

6436.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Fri, 20 May 2039 at 14:42 EDT (5,430 days away) in Taurus

6437.

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. Fri, 20 May 2039 at 22:31 EDT (5,430 days away) in Aries

6438.

New Moon The Moon disappears into the Sun's glare for a few days. Sun, 22 May 2039 at 21:39 EDT (5,432 days away) in Taurus

6439.

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. Mon, 23 May 2039 at 08:04 EDT (5,433 days away) in Taurus

6440.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Tue, 24 May 2039 at 23:28 EDT (5,434 days away) in Leo