81.

Close approach of Mars and Neptune Mars and Neptune pass within 1'07" of each other. Sun, 01 Jan 2017 at 01:53 EDT (2,678 days ago) in Aquarius

82.

Conjunction of Mars and Neptune Mars and Neptune share the same right ascension, at a separation of 1'14". Sun, 01 Jan 2017 at 01:37 EDT (2,678 days ago) in Aquarius

83.

The Rosette Nebula is well placed The Rosette Nebula (C49; mag 9.0) in Monoceros culminates at around midnight local time. Thu, 29 Dec 2016 (2,681 days ago) in Monoceros

84.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Thu, 29 Dec 2016 at 05:14 EDT (2,681 days ago) in Pisces

85.

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. Thu, 29 Dec 2016 at 04:07 EDT (2,681 days ago) in Sagittarius

86.

New Moon The Moon disappears into the Sun's glare for a few days. Thu, 29 Dec 2016 at 01:54 EDT (2,681 days ago) in Sagittarius

87.

The cluster NGC 2232 is well placed The open star cluster NGC 2232 (mag 4.2) in Monoceros culminates at around midnight local time. Wed, 28 Dec 2016 (2,682 days ago) in Monoceros

88.

Mercury at inferior solar conjunction Mercury passes around the near side of the Sun. Wed, 28 Dec 2016 at 13:43 EDT (2,682 days ago) in Sagittarius

89.

Conjunction of the Moon and Saturn The Moon and Saturn share the same right ascension, at a separation of 3°36'. Tue, 27 Dec 2016 at 15:41 EDT (2,683 days ago) in Ophiuchus

90.

Mercury at perihelion Mercury passes its orbit's closest point to the Sun. Sun, 25 Dec 2016 at 09:23 EDT (2,685 days ago) in Sagittarius

91.

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. Sun, 25 Dec 2016 at 00:54 EDT (2,685 days ago) in Libra

92.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Thu, 22 Dec 2016 at 13:12 EDT (2,688 days ago) in Virgo

93.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 2°24'. Thu, 22 Dec 2016 at 11:39 EDT (2,688 days ago) in Virgo

94.

Comet 45P/Honda-Mrkos-Pajdusakova passes perihelion Comet 45P/Honda-Mrkos-Pajdusakova makes its closest approach to the Sun. Thu, 22 Dec 2016 (2,688 days ago) in Capricornus

95.

Ursid meteor shower 2016 The Ursid meteor shower reaches its peak. Thu, 22 Dec 2016 (2,688 days ago) in Ursa Minor

96.

December solstice 21 December will be the shortest day of 2016 in the northern hemisphere. Wed, 21 Dec 2016 at 05:41 EDT (2,689 days ago) in Sagittarius

97.

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. Tue, 20 Dec 2016 at 20:56 EDT (2,690 days ago) in Virgo

98.

December Leonis Minorid meteor shower 2016 The December Leonis Minorid meteor shower reaches its peak. Mon, 19 Dec 2016 (2,691 days ago) in Leo Minor

99.

Lunar occultation of Regulus The Moon will pass in front of Regulus (Alpha Leonis), creating a lunar occultation visible from Australia. Sun, 18 Dec 2016 at 13:08 EDT (2,692 days ago) in Leo

100.

The Orion Nebula is well placed The Orion Nebula (M42; mag 4.0) culminates at around midnight local time. Thu, 15 Dec 2016 (2,695 days ago) in Orion