Year 2018
Calendar Date Day of the week Astronomy phenomenon
01/01 Monday
01/02 Tuesday Mercury at greatest western elongation;Moon at perigee;Full Moon
01/03 Wednesday Earth at perihelion
01/04 Thursday Quadrantids Meteor Shower Peak
01/05 Friday
01/06 Saturday
01/07 Sunday Jupiter in conjunction with Mars
01/08 Monday
01/09 Tuesday Last Quarter;Venus in superior conjunction
01/10 Wednesday
01/11 Thursday Jupiter in conjunction with Moon;Mars in conjunction with Moon
01/12 Friday
01/13 Saturday Saturn in conjunction with Mercury
01/14 Sunday
01/15 Monday Saturn in conjunction with Moon;Moon at apogee;Mercury in conjunction with Moon
01/16 Tuesday
01/17 Wednesday New Moon;Venus in conjunction with Moon
01/18 Thursday γ-Ursae Minorids Meteor Shower Peak
01/19 Friday
01/20 Saturday
01/21 Sunday Neptune in conjunction with Moon
01/22 Monday Comet 130P/McNaught-Hughes Perihelion
01/23 Tuesday
01/24 Wednesday Uranus in conjunction with Moon
01/25 Thursday First Quarter
01/26 Friday
01/27 Saturday Comet 74P/Smirnova-Chernykh Perihelion
01/28 Sunday Comet 185P/Petriew Perihelion
01/29 Monday Comet 197P/LINEAR Perihelion
01/30 Tuesday Moon at perigee
01/31 Wednesday Ceres at opposition;Full Moon;Total Lunar Eclipse