321.

Venus at inferior solar conjunction Venus passes around the near side of the Sun. Sat, 08 Jan 2022 at 19:42 EDT (863 days ago) in Sagittarius

322.

Comet C/2019 L3 (ATLAS) passes perihelion Comet C/2019 L3 (ATLAS) makes its closest approach to the Sun. Sun, 09 Jan 2022 (862 days ago) in Gemini

323.

Mercury at highest altitude in evening sky Mercury is bright and well placed in the evening sky. Sun, 09 Jan 2022 (862 days ago) in Capricornus

324.

Mercury at dichotomy Mercury reaches half phase in the evening sky. Sun, 09 Jan 2022 at 08:22 EDT (862 days ago) in Capricornus

325.

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. Sun, 09 Jan 2022 at 13:11 EDT (862 days ago) in Pisces

326.

Comet 104P/Kowal passes perihelion Comet 104P/Kowal makes its closest approach to the Sun. Tue, 11 Jan 2022 (860 days ago) in Cetus

327.

Asteroid 7 Iris at opposition Asteroid 7 Iris makes closest approach to the Earth. Thu, 13 Jan 2022 at 06:58 EDT (858 days ago) in Gemini

328.

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, 14 Jan 2022 at 04:25 EDT (857 days ago) in Taurus

329.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Sat, 15 Jan 2022 at 18:03 EDT (856 days ago) in Capricornus

330.

The cluster Messier 47 is well placed The open star cluster M47 (NGC 2422; mag 4.4) in Puppis culminates at around midnight local time. Sat, 15 Jan 2022 (856 days ago) in Puppis

331.

NGC 2403 is well placed NGC 2403 (mag 8.9), a spiral galaxy in Camelopardalis culminates at around midnight local time. Sat, 15 Jan 2022 (856 days ago) in Camelopardalis

332.

134340 Pluto at solar conjunction 134340 Pluto is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Sun, 16 Jan 2022 at 17:22 EDT (855 days ago) in Sagittarius

333.

Full Moon The Moon reaches full phase and is visible for much of the night. Mon, 17 Jan 2022 at 18:48 EDT (854 days ago) in Cancer

334.

The cluster NGC 2451 is well placed The open star cluster NGC 2451 (mag 2.8) in Puppis culminates at around midnight local time. Mon, 17 Jan 2022 (854 days ago) in Puppis

335.

Comet 104P/Kowal reaches peak brightness Comet 104P/Kowal is forecast to reach the brightest point in its 2022 apparition. Tue, 18 Jan 2022 (853 days ago) in Cetus

336.

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. Tue, 18 Jan 2022 at 08:03 EDT (853 days ago) in Cancer

337.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Tue, 18 Jan 2022 at 10:57 EDT (853 days ago) in Aries

338.

γ-Ursae Minorid meteor shower 2022 The γ-Ursae Minorid meteor shower reaches its peak. Wed, 19 Jan 2022 (852 days ago) in Ursa Minor

339.

The cluster NGC 2516 is well placed The open star cluster NGC 2516 (mag 3.8) in Volans culminates at around midnight local time. Thu, 20 Jan 2022 (851 days ago) in Carina

340.

Venus at perihelion Venus passes its orbit's closest point to the Sun. Sat, 22 Jan 2022 at 19:33 EDT (849 days ago) in Sagittarius