1.

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. Fri, 01 Jan 2016 at 21:31 PDT (3,469 days ago) in Virgo

2.

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. Sat, 02 Jan 2016 at 03:52 PDT (3,468 days ago) in Virgo

3.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sat, 02 Jan 2016 at 14:48 PDT (3,468 days ago) in Pisces

4.

The cluster Messier 41 is well placed The open star cluster M41 (NGC 2287; mag 4.5) in Canis Major culminates at around midnight local time. Sat, 02 Jan 2016 (3,468 days ago) in Canis Major

5.

Conjunction of the Moon and Mars The Moon and Mars share the same right ascension, at a separation of 1°29'. Sun, 03 Jan 2016 at 10:44 PDT (3,467 days ago) in Virgo

6.

Close approach of the Moon and Mars The Moon and Mars pass close to each other. Sun, 03 Jan 2016 at 11:37 PDT (3,467 days ago) in Virgo

7.

Quadrantid meteor shower 2016 The Quadrantid meteor shower reaches its peak. Mon, 04 Jan 2016 (3,466 days ago) in Bootes

8.

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. Tue, 05 Jan 2016 at 20:35 PDT (3,465 days ago) in Sagittarius

9.

Conjunction of the Moon and Venus The Moon and Venus share the same right ascension, at a separation of 3°05'. Wed, 06 Jan 2016 at 15:55 PDT (3,464 days ago) in Ophiuchus

10.

Close approach of the Moon and Venus The Moon and Venus pass close to each other. Wed, 06 Jan 2016 at 16:43 PDT (3,464 days ago) in Ophiuchus

11.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°18'. Wed, 06 Jan 2016 at 20:36 PDT (3,464 days ago) in Ophiuchus

12.

Close approach of the Moon and Saturn The Moon and Saturn pass close to each other. Wed, 06 Jan 2016 at 21:19 PDT (3,464 days ago) in Ophiuchus

13.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Thu, 07 Jan 2016 at 20:26 PDT (3,463 days ago) in Leo

14.

Comet C/2013 US10 (Catalina) reaches peak brightness Comet C/2013 US10 (Catalina) is forecast to reach the brightest point in its 2016 apparition. Fri, 08 Jan 2016 (3,462 days ago) in Bootes

15.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Fri, 08 Jan 2016 at 09:23 PDT (3,462 days ago) in Sagittarius

16.

Conjunction of Venus and Saturn Venus and Saturn share the same right ascension, at a separation of 5'09". Fri, 08 Jan 2016 at 19:56 PDT (3,462 days ago) in Ophiuchus

17.

Close approach of Venus and Saturn Venus and Saturn pass within 5'05" of each other. Fri, 08 Jan 2016 at 20:14 PDT (3,462 days ago) in Ophiuchus

18.

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, 09 Jan 2016 at 06:46 PDT (3,461 days ago) in Sagittarius

19.

New Moon The Moon disappears into the Sun's glare for a few days. Sat, 09 Jan 2016 at 17:31 PDT (3,461 days ago) in Sagittarius

20.

1 Ceres at aphelion 1 Ceres passes the furthest point along its orbit from the Sun. Mon, 11 Jan 2016 at 03:48 PDT (3,459 days ago) in Capricornus