Home > Ephemeris Program, Planets > 10/21/2015 – Ephemeris – The bright planets and an anniversary star party

10/21/2015 – Ephemeris – The bright planets and an anniversary star party

October 21, 2015

Update 5:05 p.m.:

The star party at the Sleeping Bear Dunes has been canceled due to clouds.


Ephemeris for Wednesday, October 21st.  The Sun will rise at 8:05.  It’ll  be up for 10 hours and 42 minutes, setting at 6:48.   The Moon, 1 day past first quarter, will set at 2:00 tomorrow morning.

We’ve got a busy day.  The planet Saturn will be low in the west-southwest after sunset and will set at 8:31 p.m.  In the morning sky the brilliant planet Venus will rise at 4:05 and be quite high at this program’s air time.   Jupiter will be just below and left of it.  Mars will be below and left of Jupiter by a similar amount.   Both rise within 20 minutes of Venus.  Far below and left will be Mercury which will rise at 6:38.  Tonight is the last star party of the year at the Sleeping Bear Dunes National Lakeshore.  This is the lakeshore’s 45th anniversary.  It will held starting at 8 p.m. at Pierce Stocking Drive Stop #3 the Dunes Overlook if it’s clear, Park at Picnic Mountain.  The Moon will be the big attraction tonight.  The Grand Traverse Astronomical Society has been holding star parties at the Sleeping Bear Dunes since the park’s 40th anniversary in 2010.

Times are for the Traverse City/Interlochen area of Michigan. They may be different for your location.


Saturn and the Moon

Saturn and the Moon (at twice normal size) at 7:30 p.m. October 21, 2015. Created using Stellarium.

The Moon tonight

The telescopic Moon tonight, October 21, 2015, for the star party at Sleeping Bear Dunes. Created using Virtual Moon Atlas.

Morning Planets

The morning planets at 7 a.m., October 22, 2015. Created using Stellarium.

The planets at sunrise and sunset

This is a chart showing the sunrise and sunset skies for October 21, 2015 showing the location of the planets and the Moon at that time. The charts are rotated 90 degrees to more clearly show the traffic jam of the morning planets. Created using my LookingUp program. Click on the image to enlarge.


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