161.

New Moon The Moon disappears into the Sun's glare for a few days. Mon, 26 May 2025 at 23:03 EDT (448 days ago) in Taurus

162.

The Moon at perigee The Moon makes its monthly closest approach to the Earth, appearing larger than at other times of the month – though only very fractionally. Sun, 25 May 2025 at 21:33 EDT (449 days ago) in Aries

163.

The Moon at perihelion The Moon passes its closest point to the Sun, a monthly occurrence around the time of new moon. Sun, 25 May 2025 at 16:15 EDT (449 days ago) in Aries

164.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 3°59'. Fri, 23 May 2025 at 19:51 EDT (451 days ago) in Pisces

165.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Fri, 23 May 2025 at 16:38 EDT (451 days ago) in Pisces

166.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 2°49'. Thu, 22 May 2025 at 14:00 EDT (452 days ago) in Pisces

167.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Thu, 22 May 2025 at 11:44 EDT (452 days ago) in Pisces

168.

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. Tue, 20 May 2025 at 07:59 EDT (454 days ago) in Aquarius

169.

Uranus at solar conjunction Uranus is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Sat, 17 May 2025 at 19:23 EDT (457 days ago) in Taurus

170.

The Moon at aphelion The Moon passes its furthest point from the Sun, a monthly occurrence around the time of full moon. Wed, 14 May 2025 at 14:59 EDT (460 days ago) in Ophiuchus

171.

Lunar occultation of Antares The Moon will pass in front of Antares (Alpha Scorpii), creating a lunar occultation visible from countries and territories including Argentina, Chile, Uruguay and Antarctica amongst others. Wed, 14 May 2025 at 00:44 EDT (460 days ago) in Scorpius

172.

Full Moon The Moon reaches full phase and is visible for much of the night. Mon, 12 May 2025 at 12:55 EDT (462 days ago) in Libra

173.

Messier 5 is well placed The globular cluster M5 (NGC 5904; mag 5.7) in Serpens culminates at around midnight local time. Sun, 11 May 2025 (463 days ago) in Serpens Caput

174.

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. Sat, 10 May 2025 at 20:46 EDT (464 days ago) in Virgo

175.

Conjunction of Neptune and Ceres Neptune and Ceres share the same right ascension, at a separation of 8°22'. Sat, 10 May 2025 at 12:11 EDT (464 days ago) in Cetus

176.

Lunar occultation of Spica The Moon will pass in front of Spica (Alpha Virginis), creating a lunar occultation visible from parts of Oceania, Chile, Antarctica, Baker Island, Howland Island and Tokelau. Sat, 10 May 2025 at 04:06 EDT (464 days ago) in Virgo

177.

Conjunction of Mercury and Eris Mercury and Eris share the same right ascension, at a separation of 8°39'. Fri, 09 May 2025 at 09:31 EDT (465 days ago) in Cetus

178.

Asteroid 9 Metis at opposition Asteroid 9 Metis makes closest approach to the Earth. Fri, 09 May 2025 at 03:10 EDT (465 days ago) in Libra

179.

η-Lyrid meteor shower 2025 The η-Lyrid meteor shower reaches its peak. Thu, 08 May 2025 (466 days ago) in Lyra

180.

Equinox on Saturn Saturn's seasons are changing, making its rings appear edge-on from the Earth. Tue, 06 May 2025 at 02:09 EDT (468 days ago) in Pisces