1.

New Moon The Moon disappears into the Sun's glare for a few days. Fri, 22 May 2020 at 10:40 PDT (1,865 days ago) in Taurus

2.

Conjunction of Venus and Mercury Venus and Mercury share the same right ascension, at a separation of 53'. Fri, 22 May 2020 at 00:52 PDT (1,865 days ago) in Taurus

3.

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. Wed, 20 May 2020 at 07:46 PDT (1,867 days ago) in Cetus

4.

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, 18 May 2020 at 00:44 PDT (1,869 days ago) in Cetus

5.

Close approach of Jupiter and Saturn Jupiter and Saturn pass within 4°41' of each other. Sun, 17 May 2020 at 21:42 PDT (1,870 days ago) in Capricornus

6.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Thu, 14 May 2020 at 20:51 PDT (1,873 days ago) in Aquarius

7.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 2°45'. Thu, 14 May 2020 at 19:01 PDT (1,873 days ago) in Aquarius

8.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Thu, 14 May 2020 at 07:33 PDT (1,873 days ago) in Sagittarius

9.

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. Thu, 14 May 2020 at 07:03 PDT (1,873 days ago) in Capricornus

10.

Comet C/2017 T2 (PANSTARRS) reaches peak brightness Comet C/2017 T2 (PANSTARRS) is forecast to reach the brightest point in its 2020 apparition. Thu, 14 May 2020 (1,873 days ago) in Camelopardalis

11.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Tue, 12 May 2020 at 11:54 PDT (1,875 days ago) in Capricornus

12.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 2°40'. Tue, 12 May 2020 at 11:10 PDT (1,875 days ago) in Capricornus

13.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Tue, 12 May 2020 at 03:09 PDT (1,875 days ago) in Sagittarius

14.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 2°15'. Tue, 12 May 2020 at 02:40 PDT (1,875 days ago) in Sagittarius

15.

Messier 5 is well placed The globular cluster M5 (NGC 5904; mag 5.7) in Serpens culminates at around midnight local time. Mon, 11 May 2020 (1,876 days ago) in Serpens Caput

16.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Sun, 10 May 2020 at 20:38 PDT (1,877 days ago) in Capricornus

17.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Sat, 09 May 2020 at 21:48 PDT (1,878 days ago) in Taurus

18.

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, 09 May 2020 at 04:48 PDT (1,878 days ago) in Ophiuchus

19.

η-Lyrid meteor shower 2020 The η-Lyrid meteor shower reaches its peak. Fri, 08 May 2020 (1,879 days ago) in Lyra

20.

Full Moon The Moon reaches full phase and is visible for much of the night. Thu, 07 May 2020 at 03:45 PDT (1,880 days ago) in Libra