Astronomical Calendar for 2017

Year

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January
1Conjunction of Mars and Neptune
Close approach of Mars and Neptune
Supernova SN2017B discovered
2Close approach of the Moon and Venus
Conjunction of the Moon and Venus
Supernova PS17aoi discovered
Close approach of the Moon and Neptune
3Close approach of the Moon and Mars
Quadrantid meteor shower
4The Earth at perihelion
5Moon at First Quarter
6Conjunction of the Moon and Ceres
Conjunction of the Moon and Eris
7134340 Pluto at solar conjunction
8Supernova SN2017jd discovered
9Supernova SN2017rt discovered
10The Moon at perigee
12Full Moon
Venus at greatest elongation east
Close approach of Venus and Neptune
C/2016 U1 (NEOWISE) reaches its brightest
Supernova SN2017aym discovered
Conjunction of Venus and Neptune
The Moon at aphelion
13Mercury at dichotomy
M47 is well placed
NGC 2403 is well placed
C/2016 U1 (NEOWISE) at perihelion
74P/Smirnova-Chernykh reaches its brightest
14Conjunction of Ceres and Eris
Venus at dichotomy
15NGC 2451 is well placed
18Conjunction of the Moon and Makemake
19Close approach of the Moon and Jupiter
Mercury at greatest elongation west
Mercury at greatest brightness
Moon at Last Quarter
NGC 2516 is well placed
20Conjunction of the Moon and Haumea
Supernova SN2017mf discovered
21Supernova SN2017lf discovered
The Moon at apogee
22NGC 2547 is well placed
24Close approach of the Moon and Saturn
25Conjunction of the Moon and Mercury
26Conjunction of the Moon and Pluto
The Moon at perihelion
27New Moon
29Conjunction of Mercury and Pluto
M44 is well placed
IC2391 is well placed
IC2395 is well placed
Supernova SN2017yh discovered
31Conjunction of the Moon and Venus
Close approach of the Moon and Venus
Close approach of the Moon and Mars
March
1Close approach of the Moon and Mars
IC2602 is well placed
Conjunction of the Moon and Eris
Neptune at solar conjunction
2Conjunction of the Moon and Ceres
3The Moon at perigee
Supernova SN2017byz discovered
4Conjunction of Mercury and Neptune
Supernova SN2017byv discovered
5Moon at First Quarter
6Conjunction of Mars and Eris
C/2016 VZ18 (PANSTARRS) at perihelion
Supernova SN2017bzb discovered
Supernova SN2017bzc discovered
Supernova SN2017cal discovered
Mercury at superior solar conjunction
7Mercury at greatest brightness
NGC 3532 is well placed
92P/Encke at perihelion
2P/Encke reaches its brightest
Supernova SN2017cbv discovered
1173P/Schwassmann-Wachmann reaches its brightest
12Full Moon
13Supernova AT2017chi discovered
14Supernova PS17bwy discovered
Conjunction of the Moon and Makemake
Close approach of the Moon and Jupiter
15Supernova AT2017cet discovered
The Moon at aphelion
Conjunction of the Moon and Haumea
16C/2016 VZ18 (PANSTARRS) reaches its brightest
Supernova SN2017cfd discovered
Conjunction of Venus and Mercury
1773P/Schwassmann-Wachmann at perihelion
Supernova SN2017cfq discovered
18The Moon at apogee
20March equinox
Close approach of the Moon and Saturn
Moon at Last Quarter
22Conjunction of the Moon and Pluto
23Supernova SN2017cjb discovered
136472 Makemake at opposition
Mercury at perihelion
25The Moon at perihelion
Venus at inferior solar conjunction
27Conjunction of Mercury and Uranus
Conjunction of the Moon and Venus
New Moon
29Conjunction of the Moon and Mercury
Conjunction of the Moon and Eris
30Mercury at dichotomy
Conjunction of Mercury and Eris
The Moon at perigee
Conjunction of the Moon and Ceres
April
1M104 is well placed
Mercury at greatest elongation east
3Moon at First Quarter
4M94 is well placed
NGC 4755 is well placed
641P/Tuttle-Giacobini-Kresak reaches its brightest
7Jupiter at opposition
8C/2017 E1 (Borisov) reaches its brightest
9Supernova MASTER OT J141551.21-480802.6 discovered
10C/2017 E1 (Borisov) at perihelion
Conjunction of the Moon and Makemake
Close approach of the Moon and Jupiter
11Supernova SN2017cze discovered
Full Moon
12Virginid meteor shower
41P/Tuttle-Giacobini-Kresak at perihelion
Conjunction of the Moon and Haumea
Conjunction of Mars and Ceres
136199 Eris at solar conjunction
13NGC 5128 is well placed
Omega-Cen is well placed
136108 Haumea at opposition
14M51 is well placed
Uranus at solar conjunction
The Moon at aphelion
15M83 is well placed
The Moon at apogee
16C/2017 E4 (Lovejoy) reaches its brightest
Supernova PS17cke discovered
Close approach of the Moon and Saturn
17M3 is well placed
18Conjunction of the Moon and Pluto
19Moon at Last Quarter
20Supernova SN2017dfq discovered
Supernova SN2017dhr discovered
Mercury at inferior solar conjunction
21Supernova AT2017dgg discovered
22M101 is well placed
Close approach of the Moon and Neptune
23Lyrid meteor shower
22Conjunction of Mercury and Eris
23Conjunction of the Moon and Venus
Close approach of the Moon and Venus
24C/2017 E4 (Lovejoy) at perihelion
The Moon at perihelion
25Conjunction of the Moon and Mercury
Conjunction of the Moon and Eris
26Supernova SN2017eau discovered
New Moon
Venus at greatest brightness
27The Moon at perigee
Conjunction of the Moon and Ceres
28α–Scorpiid meteor shower
Conjunction of Mercury and Uranus
30Supernova SN2017dka discovered
June
1M13 is well placed
Moon at First Quarter
2Conjunction of Venus and Uranus
3M12 is well placed
Close approach of Venus and Uranus
Venus at greatest elongation west
Conjunction of Venus and Eris
Close approach of the Moon and Jupiter
Conjunction of the Moon and Makemake
4Venus at dichotomy
5M10 is well placed
C/2015 V2 (Johnson) reaches its brightest
Conjunction of the Moon and Haumea
6M62 is well placed
51 Ceres at solar conjunction
7Supernova MASTER OT J132501.00+431846.1 discovered
8The Moon at apogee
9Supernova SN2017epb discovered
Full Moon
10Ophiuchid meteor shower
M92 is well placed
9Close approach of the Moon and Saturn
10The Moon at aphelion
12C/2015 V2 (Johnson) at perihelion
11Conjunction of the Moon and Pluto
12Venus at aphelion
13Supernova SN2017erp discovered
15NGC 6388 is well placed
Saturn at opposition
16M6 is well placed
NGC 6397 is well placed
Close approach of the Moon and Neptune
Conjunction of Mercury and Ceres
17Moon at Last Quarter
18IC4665 is well placed
19Mercury at perihelion
Conjunction of the Moon and Eris
20Ophiuchid meteor shower
M7 is well placed
Supernova AT2017ewt discovered
Supernova SN2017ewx discovered
Conjunction of the Moon and Venus
Close approach of the Moon and Venus
2171P/Clark reaches its brightest
June solstice
Mercury at greatest brightness
Mercury at superior solar conjunction
22NGC 6530 is well placed
23NGC 6541 is well placed
Conjunction of the Moon and Ceres
The Moon at perigee
The Moon at perihelion
New Moon
24Conjunction of the Moon and Mercury
25Supernova SN2017fax discovered
27Supernova SN2017faa discovered
28NGC 6633 is well placed
Conjunction of Mercury and Mars
30M22 is well placed
Moon at First Quarter
July
1IC4756 is well placed
71P/Clark at perihelion
Conjunction of the Moon and Makemake
Close approach of the Moon and Jupiter
2Supernova AT2017fem discovered
Supernova SN2017fbu discovered
Conjunction of the Moon and Haumea
3The Earth at aphelion
6The Moon at apogee
Close approach of the Moon and Saturn
8Capricornid meteor shower
Conjunction of Jupiter and Makemake
The Moon at aphelion
9NGC 6752 is well placed
Full Moon
Conjunction of the Moon and Pluto
10134340 Pluto at opposition
11Supernova SN2017fgc discovered
13Close approach of the Moon and Neptune
15Capricornid meteor shower
Supernova Gaia17bua discovered
Conjunction of Uranus and Eris
16M55 is well placed
217P/LINEAR reaches its brightest
Moon at Last Quarter
Conjunction of the Moon and Eris
17217P/LINEAR at perihelion
Supernova SN2017fms discovered
20Supernova Gaia17buy discovered
Supernova SN2017fpt discovered
Conjunction of the Moon and Venus
Close approach of the Moon and Venus
21α–Cygnid meteor shower
Supernova AT2017frq discovered
Conjunction of the Moon and Ceres
The Moon at perigee
23Supernova Gaia17bvv discovered
Supernova SN2017fqo discovered
New Moon
24Supernova SN2017fqk discovered
The Moon at perihelion
25Conjunction of the Moon and Mercury
26Capricornid meteor shower
27Supernova Gaia17bxb discovered
26Mars at solar conjunction
27Mercury at dichotomy
28Conjunction of the Moon and Makemake
Close approach of the Moon and Jupiter
29δ–Aquarid meteor shower
Supernova Gaia17bxk discovered
30Supernova SN2017fvf discovered
29Mercury at greatest elongation east
30Conjunction of the Moon and Haumea
Moon at First Quarter
31Piscis Australid meteor shower

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