141.

Lunar occultation of Antares The Moon will pass in front of Antares (Alpha Scorpii), creating a lunar occultation visible from the Americas, Western Africa, Middle Africa, Bonaire, Saint Eustatius and Saba, Grenada and Navassa Island. Thu, 23 May 2024 at 20:17 PDT (420 days ago) in Scorpius

142.

Full Moon The Moon reaches full phase and is visible for much of the night. Thu, 23 May 2024 at 06:53 PDT (420 days ago) in Scorpius

143.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Mon, 20 May 2024 at 18:40 PDT (423 days ago) in Taurus

144.

Comet 46P/Wirtanen passes perihelion Comet 46P/Wirtanen makes its closest approach to the Sun. Sun, 19 May 2024 (424 days ago) in Taurus

145.

Jupiter at solar conjunction Jupiter 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, 18 May 2024 at 11:34 PDT (425 days ago) in Taurus

146.

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. Fri, 17 May 2024 at 11:58 PDT (426 days ago) in Leo

147.

Asteroid 2 Pallas at opposition Asteroid 2 Pallas makes closest approach to the Earth. Fri, 17 May 2024 at 00:10 PDT (426 days ago) in Hercules

148.

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. Wed, 15 May 2024 at 04:48 PDT (428 days ago) in Leo

149.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Tue, 14 May 2024 at 16:04 PDT (429 days ago) in Pisces

150.

Conjunction of Mercury and Eris Mercury and Eris share the same right ascension, at a separation of 8°07'. Mon, 13 May 2024 at 19:22 PDT (430 days ago) in Cetus

151.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Mon, 13 May 2024 (430 days ago) in Pisces

152.

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. Mon, 13 May 2024 at 02:04 PDT (430 days ago) in Aries

153.

Messier 5 is well placed The globular cluster M5 (NGC 5904; mag 5.7) in Serpens culminates at around midnight local time. Sat, 11 May 2024 (432 days ago) in Serpens Caput

154.

Lunar occultation of Beta Tauri The Moon will pass in front of Beta Tauri (Elnath), creating a lunar occultation visible from Sub-Saharan Africa. Fri, 10 May 2024 at 07:43 PDT (433 days ago) in Taurus

155.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Thu, 09 May 2024 at 12:43 PDT (434 days ago) in Pisces

156.

Mars at perihelion Mars passes its orbit's closest point to the Sun. Wed, 08 May 2024 at 04:08 PDT (435 days ago) in Pisces

157.

η-Lyrid meteor shower 2024 The η-Lyrid meteor shower reaches its peak. Wed, 08 May 2024 (435 days ago) in Lyra

158.

New Moon The Moon disappears into the Sun's glare for a few days. Tue, 07 May 2024 at 20:23 PDT (436 days ago) in Aries

159.

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. Mon, 06 May 2024 at 01:34 PDT (437 days ago) in Pisces

160.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 3°49'. Mon, 06 May 2024 at 01:25 PDT (437 days ago) in Pisces