Vatican Observatory Foundation 2020 Astrophoto Calendars are still available!
Get yours here: https://www.vofoundation.org/vof-2020-calendar/


Jul
20
Mon
New Moon (10:33 MST).
Jul 20 all-day

New Moon

By the modern definition, New Moon occurs when the Moon and Sun are at the same geocentric ecliptic longitude. The part of the Moon facing us is completely in shadow then. Pictured here is the traditional New Moon, the earliest visible waxing crescent, which signals the start of a new month in many lunar and lunisolar calendars.

Moon overview on solarsystem.nasa.gov

Aug
18
Tue
New Moon (07:41 MST).
Aug 18 all-day

New Moon

By the modern definition, New Moon occurs when the Moon and Sun are at the same geocentric ecliptic longitude. The part of the Moon facing us is completely in shadow then. Pictured here is the traditional New Moon, the earliest visible waxing crescent, which signals the start of a new month in many lunar and lunisolar calendars.

Moon overview on solarsystem.nasa.gov

Sep
17
Thu
New Moon (04:00 MST).
Sep 17 all-day

New Moon

By the modern definition, New Moon occurs when the Moon and Sun are at the same geocentric ecliptic longitude. The part of the Moon facing us is completely in shadow then. Pictured here is the traditional New Moon, the earliest visible waxing crescent, which signals the start of a new month in many lunar and lunisolar calendars.

Moon overview on solarsystem.nasa.gov

Oct
16
Fri
New Moon (12:31 MST).
Oct 16 all-day

New Moon

By the modern definition, New Moon occurs when the Moon and Sun are at the same geocentric ecliptic longitude. The part of the Moon facing us is completely in shadow then. Pictured here is the traditional New Moon, the earliest visible waxing crescent, which signals the start of a new month in many lunar and lunisolar calendars.

Moon overview on solarsystem.nasa.gov

Nov
14
Sat
New Moon (22:07 MST).
Nov 14 all-day

New Moon

By the modern definition, New Moon occurs when the Moon and Sun are at the same geocentric ecliptic longitude. The part of the Moon facing us is completely in shadow then. Pictured here is the traditional New Moon, the earliest visible waxing crescent, which signals the start of a new month in many lunar and lunisolar calendars.

Moon overview on solarsystem.nasa.gov

Dec
14
Mon
New Moon (09:17 MST).
Dec 14 all-day

New Moon

By the modern definition, New Moon occurs when the Moon and Sun are at the same geocentric ecliptic longitude. The part of the Moon facing us is completely in shadow then. Pictured here is the traditional New Moon, the earliest visible waxing crescent, which signals the start of a new month in many lunar and lunisolar calendars.

Moon overview on solarsystem.nasa.gov

Jan
12
Tue
New Moon (05:00 MST).
Jan 12 all-day

New Moon

By the modern definition, New Moon occurs when the Moon and Sun are at the same geocentric ecliptic longitude. The part of the Moon facing us is completely in shadow then. Pictured here is the traditional New Moon, the earliest visible waxing crescent, which signals the start of a new month in many lunar and lunisolar calendars.

Moon overview on solarsystem.nasa.gov