161.

Asteroid 20 Massalia at opposition Asteroid 20 Massalia makes closest approach to the Earth. Mon, 20 May 2019 at 07:22 PDT (2,233 days ago) in Libra

162.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 1°41'. Mon, 20 May 2019 at 09:52 PDT (2,233 days ago) in Ophiuchus

163.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Mon, 20 May 2019 at 10:18 PDT (2,233 days ago) in Ophiuchus

164.

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, 20 May 2019 at 15:19 PDT (2,233 days ago) in Ophiuchus

165.

Mercury at superior solar conjunction Mercury passes around the far side of the Sun. Tue, 21 May 2019 at 06:13 PDT (2,232 days ago) in Taurus

166.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 31'. Wed, 22 May 2019 at 15:13 PDT (2,231 days ago) in Sagittarius

167.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Wed, 22 May 2019 at 15:16 PDT (2,231 days ago) in Sagittarius

168.

Lunar occultation of Saturn The Moon will pass in front of Saturn, creating a lunar occultation visible from countries and territories including Antarctica, South Africa, Namibia and Australia amongst others. Wed, 22 May 2019 at 15:16 PDT (2,231 days ago) in Sagittarius

169.

Supernova SN2019fya discovered A new supernova has been discovered in NGC 7549. Thu, 23 May 2019 (2,229 days ago)

170.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Fri, 24 May 2019 at 00:48 PDT (2,229 days ago) in Taurus

171.

Supernova AT2019gcm discovered A new supernova has been discovered in IC 1008. Fri, 24 May 2019 (2,228 days ago)

172.

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, 26 May 2019 at 06:27 PDT (2,227 days ago) in Aquarius

173.

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. Sun, 26 May 2019 at 09:34 PDT (2,227 days ago) in Aquarius

174.

Supernova AT2019gbt discovered A new supernova has been discovered in UGC 4722. Mon, 27 May 2019 (2,225 days ago)

175.

Messier 4 is well placed The globular cluster M4 (NGC 6121; mag 5.4) in Scorpius culminates at around midnight local time. Tue, 28 May 2019 (2,225 days ago) in Scorpius

176.

1 Ceres at opposition 1 Ceres lies in the opposite direction to the Sun in the sky, making it closer and brighter than at other times. It is also optimally positioned to be observable for much of the night. Tue, 28 May 2019 at 17:20 PDT (2,225 days ago) in Ophiuchus

177.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 3°14'. Sat, 01 Jun 2019 at 11:13 PDT (2,221 days ago) in Aries

178.

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. Sat, 01 Jun 2019 at 13:56 PDT (2,221 days ago) in Aries

179.

The Great Globular Cluster in Hercules is well placed The Great Globular Cluster in Hercules (M13, NGC 6205; mag 5.8) culminates at around midnight local time. Sun, 02 Jun 2019 (2,220 days ago) in Hercules

180.

New Moon The Moon disappears into the Sun's glare for a few days. Mon, 03 Jun 2019 at 03:03 PDT (2,219 days ago) in Taurus