Calendar

Calendar of Events

M Mon

T Tue

W Wed

T Thu

F Fri

S Sat

S Sun

1 event,

Memorial Day

Memorial Day

Event Series

0 events,

0 events,

0 events,

0 events,

2 events,

World Bicycle Day.

Event Series

Full Moon

Full Moon

Event Series

0 events,

0 events,

0 events,

0 events,

0 events,

0 events,

1 event,

0 events,

0 events,

1 event,

-

Live from the VOSS

1 event,

Charles Babbage’s paper on the difference engine, 1822

Event Series

0 events,

0 events,

1 event,

New Moon

New Moon

Event Series

0 events,

0 events,

0 events,

1 event,

Summer Solstice

Event Series

2 events,

0 events,

0 events,

0 events,

1 event,

0 events,

0 events,

1 event,

2 events,

1 event,

Canada Day.

Canada Day.

Event Series

1 event,

Thomas Harriot, mapped the Moon with a telescope 4 months before Galileo (d. 1621)

Event Series

Official Calendar

2025 VO Calendar

Vatican Observatory 2025 astrophoto calendars now available for purchase in our e-store!