281.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 4°43'. Tue, 09 Apr 2019 at 02:39 EDT (1,866 days ago) in Taurus

282.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Tue, 09 Apr 2019 at 04:49 EDT (1,866 days ago) in Taurus

283.

Supernova SN2019dfa discovered A new supernova has been discovered in IC 582. Tue, 09 Apr 2019 (1,865 days ago)

284.

Conjunction of Venus and Neptune Venus and Neptune share the same right ascension, at a separation of 18'. Tue, 09 Apr 2019 at 23:46 EDT (1,866 days ago) in Aquarius

285.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Wed, 10 Apr 2019 at 03:53 EDT (1,865 days ago) in Aquarius

286.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Wed, 10 Apr 2019 at 12:52 EDT (1,865 days ago) in Ophiuchus

287.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Thu, 11 Apr 2019 at 11:45 EDT (1,864 days ago) in Aquarius

288.

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. Fri, 12 Apr 2019 at 15:06 EDT (1,863 days ago) in Gemini

289.

Mercury at dichotomy Mercury reaches half phase in the dawn sky. Fri, 12 Apr 2019 at 21:22 EDT (1,863 days ago) in Aquarius

290.

Close approach of the Moon and M44 The Moon and M44 pass close to each other. Sat, 13 Apr 2019 at 16:46 EDT (1,862 days ago) in Cancer

291.

Centaurus A is well placed Centaurus A (NGC 5128; mag 7.0) culminates at around midnight local time. Sat, 13 Apr 2019 (1,862 days ago) in Centaurus

292.

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. Sat, 13 Apr 2019 at 23:06 EDT (1,862 days ago) in Cetus

293.

Omega Centauri is well placed The brightest globular cluster in the sky, Omega Centauri (mag 3.6) culminates at around midnight local time. Sun, 14 Apr 2019 (1,861 days ago) in Centaurus

294.

The Whirlpool Galaxy is well placed The Whirlpool Galaxy M51 (NGC 5194; mag 8.4) in Canes Venatici culminates at around midnight local time. Sun, 14 Apr 2019 (1,861 days ago) in Canes Venatici

295.

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. Tue, 16 Apr 2019 at 04:18 EDT (1,859 days ago) in Bootes

296.

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. Tue, 16 Apr 2019 at 18:04 EDT (1,859 days ago) in Leo

297.

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. Tue, 16 Apr 2019 (1,859 days ago) in Hydra

298.

Venus at aphelion Venus passes the furthest point along its orbit from the Sun. Wed, 17 Apr 2019 at 22:25 EDT (1,858 days ago) in Pisces

299.

Messier 3 is well placed The globular cluster M3 (NGC 5272; mag 6.3) in Canes Venatici culminates at around midnight local time. Thu, 18 Apr 2019 (1,857 days ago) in Canes Venatici

300.

Full Moon The Moon reaches full phase and is visible for much of the night. Fri, 19 Apr 2019 at 07:12 EDT (1,856 days ago) in Virgo