About the MAS

Membership Information

MAS Observatory

Observing Information
 • Lunar Phases
 • Moonrise Moonset
 • Sunrise Sunset
 • Civil Twilight
 • Nautical Twilight
 • Astronomical Twilight
 • Transient Lunar Phenomena
 • Bortle Scale

Variable Stars/Exoplanets

Special Projects

Special Events

Astronomy Links

Astronomy Vendors

MAS Personal Sites

MAS Showcase

MAS Archives

The Civil Twilight times for the next 5 years are available from the U. S. Naval Observatory's Astronomical Applications Department.


Caution! The times given are Central Standard Time. You will need to add an hour for Daylight (Stupid) Time as necessary.

Civil Twilight Times for Milwaukee
2010 2011 2012 2013 2014