321.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 6°25'. Fri, 18 Sep 2020 at 17:52 EDT (1,373 days ago) in Virgo

322.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Fri, 18 Sep 2020 at 23:23 EDT (1,373 days ago) in Virgo

323.

Conjunction of Mars and Eris Mars and Eris share the same right ascension, at a separation of 8°09'. Sat, 19 Sep 2020 at 01:02 EDT (1,372 days ago) in Cetus

324.

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. Sat, 19 Sep 2020 at 09:06 EDT (1,372 days ago) in Virgo

325.

Lunar occultation of Beta1 Scorpii The Moon will pass in front of Beta1 Scorpii (Acrab), creating a lunar occultation visible from countries and territories including the Contiguous United States, Mexico, Nicaragua and Honduras amongst others. Mon, 21 Sep 2020 at 21:28 EDT (1,370 days ago) in Scorpius

326.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Tue, 22 Sep 2020 at 09:23 EDT (1,369 days ago) in Virgo

327.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Wed, 23 Sep 2020 (1,368 days ago) in Virgo

328.

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, 23 Sep 2020 at 21:55 EDT (1,368 days ago) in Sagittarius

329.

NGC 55 is well placed NGC 55 (mag 8.2), a barred irregular galaxy in Sculptor culminates at around midnight local time. Thu, 24 Sep 2020 (1,367 days ago) in Sculptor

330.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 1°35'. Fri, 25 Sep 2020 at 02:48 EDT (1,366 days ago) in Sagittarius

331.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Fri, 25 Sep 2020 at 02:56 EDT (1,366 days ago) in Sagittarius

332.

Comet 88P/Howell passes perihelion Comet 88P/Howell makes its closest approach to the Sun. Fri, 25 Sep 2020 (1,366 days ago) in Scorpius

333.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 2°19'. Fri, 25 Sep 2020 at 16:38 EDT (1,366 days ago) in Sagittarius

334.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Fri, 25 Sep 2020 at 17:06 EDT (1,366 days ago) in Sagittarius

335.

Daytime Sextantid meteor shower 2020 The Daytime Sextantid meteor shower reaches its peak. Sun, 27 Sep 2020 (1,364 days ago) in Sextans

336.

47 Tuc is well placed The second brightest globular cluster in the sky, 47 Tuc (NGC 104; mag 4.0), in Tucana culminates at around midnight local time. Sun, 27 Sep 2020 (1,364 days ago) in Tucana

337.

Supernova SN2020ukx discovered A new supernova has been discovered in NGC 2784. Sun, 27 Sep 2020 (1,363 days ago)

338.

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. Mon, 28 Sep 2020 at 20:50 EDT (1,363 days ago) in Aquarius

339.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Tue, 29 Sep 2020 at 00:44 EDT (1,362 days ago) in Sagittarius

340.

136472 Makemake at solar conjunction 136472 Makemake 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, 29 Sep 2020 at 04:23 EDT (1,362 days ago) in Coma Berenices