81.

Messier 3 is well placed The globular cluster M3 (NGC 5272; mag 6.3) in Canes Venatici culminates at around midnight local time. Tue, 17 Apr 2018 (2,194 days ago) in Canes Venatici

82.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Tue, 17 Apr 2018 at 18:48 PDT (2,194 days ago) in Sagittarius

83.

Uranus at solar conjunction Uranus is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Wed, 18 Apr 2018 at 06:51 PDT (2,193 days ago) in Pisces

84.

Close approach of the Moon and Collinder 50 The Moon and Collinder 50 pass close to each other. Wed, 18 Apr 2018 at 18:09 PDT (2,193 days ago) in Taurus

85.

Lunar occultation of Aldebaran The Moon will pass in front of Aldebaran (Alpha Tauri), creating a lunar occultation visible from Canada and Alaska. Wed, 18 Apr 2018 at 21:51 PDT (2,193 days ago) in Taurus

86.

The Moon at perigee The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month. Fri, 20 Apr 2018 at 07:41 PDT (2,191 days ago) in Orion

87.

Lyrid meteor shower 2018 The Lyrid meteor shower reaches its peak. Sun, 22 Apr 2018 (2,189 days ago) in Hercules

88.

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, 22 Apr 2018 at 14:46 PDT (2,189 days ago) in Cancer

89.

Mercury at aphelion Mercury passes the furthest point along its orbit from the Sun. Mon, 23 Apr 2018 at 03:51 PDT (2,188 days ago) in Cetus

90.

π-Puppid meteor shower 2018 The π-Puppid meteor shower reaches its peak. Mon, 23 Apr 2018 (2,188 days ago) in Puppis

91.

Messier 101 is well placed The Pinwheel Galaxy M101 (NGC 5457; mag 7.9) in Ursa Major culminates at around midnight local time. Mon, 23 Apr 2018 (2,188 days ago) in Ursa Major

92.

1 Ceres at perihelion 1 Ceres passes its orbit's closest point to the Sun. Tue, 24 Apr 2018 at 08:04 PDT (2,187 days ago) in Cancer

93.

Lunar occultation of Regulus The Moon will pass in front of Regulus (Alpha Leonis), creating a lunar occultation visible from Russia and Kazakhstan. Tue, 24 Apr 2018 at 13:38 PDT (2,187 days ago) in Leo

94.

Conjunction of Mars and Pluto Mars and Pluto share the same right ascension, at a separation of 1°26'. Thu, 26 Apr 2018 at 06:42 PDT (2,185 days ago) in Sagittarius

95.

Mercury at greatest elongation west Mercury is bright and well placed in the dawn sky. Sun, 29 Apr 2018 at 08:15 PDT (2,182 days ago) in Cetus

96.

Full Moon The Moon reaches full phase and is visible for much of the night. Sun, 29 Apr 2018 at 17:58 PDT (2,182 days ago) in Libra

97.

Mercury at highest altitude in morning sky Mercury is bright and well placed in the dawn sky. Mon, 30 Apr 2018 (2,181 days ago) in Cetus

98.

Conjunction of the Moon and Jupiter The Moon and Jupiter share the same right ascension, at a separation of 3°49'. Mon, 30 Apr 2018 at 10:14 PDT (2,181 days ago) in Libra

99.

Close approach of the Moon and Jupiter The Moon and Jupiter pass close to each other. Mon, 30 Apr 2018 at 12:16 PDT (2,181 days ago) in Libra

100.

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. Wed, 02 May 2018 at 10:53 PDT (2,179 days ago) in Ophiuchus