2581.

η-Lyrid meteor shower 2025 The η-Lyrid meteor shower reaches its peak. Thu, 08 May 2025 (306 days away) in Lyra

2582.

Asteroid 9 Metis at opposition Asteroid 9 Metis makes closest approach to the Earth. Fri, 09 May 2025 at 03:10 EDT (307 days away) in Libra

2583.

Conjunction of Neptune and Ceres Neptune and Ceres share the same right ascension, at a separation of 8°18'. Fri, 09 May 2025 at 07:41 EDT (307 days away) in Cetus

2584.

Conjunction of Mercury and Eris Mercury and Eris share the same right ascension, at a separation of 8°40'. Fri, 09 May 2025 at 14:36 EDT (307 days away) in Cetus

2585.

Lunar occultation of Spica The Moon will pass in front of Spica (Alpha Virginis), creating a lunar occultation visible from Oceania, Chile, Antarctica, Baker Island, Howland Island and Tokelau. Sat, 10 May 2025 at 04:06 EDT (308 days away) in Virgo

2586.

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 (308 days away) in Virgo

2587.

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 (309 days away) in Serpens Caput

2588.

Full Moon The Moon reaches full phase and is visible for much of the night. Mon, 12 May 2025 at 12:55 EDT (310 days away) in Libra

2589.

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 (312 days away) in Scorpius

2590.

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. Wed, 14 May 2025 at 14:59 EDT (312 days away) in Ophiuchus

2591.

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 (315 days away) in Taurus

2592.

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 (318 days away) in Aquarius

2593.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Thu, 22 May 2025 at 11:44 EDT (320 days away) in Pisces

2594.

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 (320 days away) in Pisces

2595.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Fri, 23 May 2025 at 16:38 EDT (321 days away) in Pisces

2596.

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 (321 days away) in Pisces

2597.

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. Sun, 25 May 2025 at 16:15 EDT (323 days away) in Aries

2598.

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, 25 May 2025 at 21:33 EDT (323 days away) in Aries

2599.

New Moon The Moon disappears into the Sun's glare for a few days. Mon, 26 May 2025 at 23:03 EDT (324 days away) in Taurus

2600.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 5°12'. Wed, 28 May 2025 at 09:13 EDT (326 days away) in Taurus