101.

December solstice 21 December will be the shortest day of 2021 in the northern hemisphere. Tue, 21 Dec 2021 at 10:53 EST (24 days away) in Sagittarius

102.

Conjunction of Venus and Pluto Venus and Pluto share the same right ascension, at a separation of 2°09'. Tue, 21 Dec 2021 at 22:41 EST (24 days away) in Sagittarius

103.

Ursid meteor shower 2021 The Ursid meteor shower reaches its peak. Wed, 22 Dec 2021 (25 days away) in Ursa Minor

104.

Moon at Last Quarter The Moon rises in the east at around midnight and appears high in the sky at sunrise. Sun, 26 Dec 2021 at 21:24 EST (29 days away) in Virgo

105.

NGC 2232 is well placed The open star cluster NGC 2232 (mag 3.9) in Monoceros is well placed in the sky. Tue, 28 Dec 2021 (31 days away) in Monoceros

106.

Conjunction of Venus and Mercury Venus and Mercury share the same right ascension, at a separation of 4°13'. Tue, 28 Dec 2021 at 20:10 EST (31 days away) in Sagittarius

107.

NGC 2244 is well placed The open star cluster NGC 2244 (mag 4.8), in the rosette nebula in Monoceros is well placed in the sky. Wed, 29 Dec 2021 (32 days away) in Monoceros

108.

Conjunction of Mercury and Pluto Mercury and Pluto share the same right ascension, at a separation of 0°13'. Thu, 30 Dec 2021 at 09:21 EST (33 days away) in Sagittarius

109.

Close approach of the Moon and Mars The Moon and Mars pass within 0°55' of each other. Fri, 31 Dec 2021 at 14:52 EST (34 days away) in Ophiuchus

110.

Lunar occultation of Mars The Moon will pass in front of Mars, creating a lunar occultation visible from parts of Australia. Fri, 31 Dec 2021 at 14:52 EST (34 days away) in Ophiuchus

111.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 0°56'. Fri, 31 Dec 2021 at 15:13 EST (34 days away) in Ophiuchus

112.

The Moon at perigee The Moon appears large as it makes its closest approach to the Earth. Sat, 01 Jan 2022 at 17:55 EST (35 days away) in Sagittarius

113.

C/2021 A1 (Leonard) at perihelion C/2021 A1 (Leonard) makes its closest approach to the Sun. Sun, 02 Jan 2022 (36 days away)

114.

New Moon The Moon disappears into the Sun's glare. Sun, 02 Jan 2022 at 13:34 EST (36 days away) in Sagittarius

115.

The Moon at perihelion The Moon reaches its closest point to the Sun. Sun, 02 Jan 2022 at 15:54 EST (36 days away) in Sagittarius

116.

M41 is well placed The open star cluster M41 (NGC 2287; mag 4.6) in Canis Major is well placed in the sky. Sun, 02 Jan 2022 (36 days away) in Canis Major

117.

Quadrantid meteor shower 2022 The Quadrantid meteor shower reaches its peak. Mon, 03 Jan 2022 (37 days away) in Bootes

118.

Conjunction of the Moon and Mercury The Moon and Mercury share the same right ascension, at a separation of 3°07'. Mon, 03 Jan 2022 at 20:22 EST (37 days away) in Capricornus

119.

The Earth at perihelion The Earth reaches its closest point to the Sun. Tue, 04 Jan 2022 at 01:54 EST (38 days away) in Pisces

120.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 4°11'. Tue, 04 Jan 2022 at 11:47 EST (38 days away) in Capricornus