581.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Tue, 11 Apr 2023 (492 days ago) in Aries

582.

Mercury at greatest elongation east Mercury is bright and well placed in the evening sky. Tue, 11 Apr 2023 at 14:51 EDT (492 days ago) in Aries

583.

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. Tue, 11 Apr 2023 at 17:55 EDT (492 days ago) in Pisces

584.

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, 13 Apr 2023 at 05:11 EDT (490 days ago) in Sagittarius

585.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Thu, 13 Apr 2023 at 10:32 EDT (490 days ago) in Pisces

586.

Centaurus A is well placed Centaurus A (NGC 5128; mag 7.0) culminates at around midnight local time. Thu, 13 Apr 2023 (490 days ago) in Centaurus

587.

Omega Centauri is well placed The brightest globular cluster in the sky, Omega Centauri (mag 3.6) culminates at around midnight local time. Fri, 14 Apr 2023 (489 days ago) in Centaurus

588.

The Whirlpool Galaxy is well placed The Whirlpool Galaxy M51 (NGC 5194; mag 8.4) in Canes Venatici culminates at around midnight local time. Fri, 14 Apr 2023 (489 days ago) in Canes Venatici

589.

136199 Eris at solar conjunction 136199 Eris is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Fri, 14 Apr 2023 at 22:50 EDT (489 days ago) in Cetus

590.

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. Sat, 15 Apr 2023 at 22:23 EDT (488 days ago) in Aquarius

591.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°29'. Sat, 15 Apr 2023 at 23:49 EDT (488 days ago) in Aquarius

592.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Sun, 16 Apr 2023 at 02:12 EDT (487 days ago) in Aquarius

593.

Messier 83 is well placed The Southern Pinwheel Galaxy M83 (NGC 5236; mag 7.2), a face-on spiral galaxy in Hydra culminates at around midnight local time. Sun, 16 Apr 2023 (487 days ago) in Hydra

594.

Venus at perihelion Venus passes its orbit's closest point to the Sun. Mon, 17 Apr 2023 at 07:15 EDT (486 days ago) in Taurus

595.

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, 17 Apr 2023 at 20:44 EDT (486 days ago) in Pisces

596.

Messier 3 is well placed The globular cluster M3 (NGC 5272; mag 6.3) in Canes Venatici culminates at around midnight local time. Tue, 18 Apr 2023 (485 days ago) in Canes Venatici

597.

New Moon The Moon disappears into the Sun's glare for a few days. Thu, 20 Apr 2023 at 00:13 EDT (483 days ago) in Aries

598.

Hybrid solar eclipse There will be an eclipse of the Sun, visible from western Australia, eastern Indonesia and East Timor. Thu, 20 Apr 2023 at 00:17 EDT (483 days ago) in Aries

599.

136108 Haumea at opposition 136108 Haumea lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Thu, 20 Apr 2023 at 12:28 EDT (483 days ago) in Bootes

600.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 1°53'. Fri, 21 Apr 2023 at 03:05 EDT (482 days ago) in Aries