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Beaver Creek Clear Sky Clock

"To bring together those who appreciate the night sky!"
The TriState Astronomers is a group of amateur astronomers from the area surrounding Hagerstown, MD. & Washington County. Since 1985, we enjoy sharing the ageless wonders of the night sky. About Us!


Club Officers



Public Outreach/Events



Skylights Podcast:
The Night Sky
Download sky map
Object of the Month
Constellation of the Mon.
Bright Comets
Messier Club
Lunar Lunatics Club
Magnitude Explained
Track Jupiter's Moons

Satellite Flybys

What are Iridium Flares?
Your Sky

Top 10 Very Red Stars

TriState Astronomers

Promote Your Page Tooo

Photo of the Transit of Mercury using a 600mm lens behind a solar filter. Also cropped in for a better view. Never look at the sun without proper eye protection.
You can watch it here.

Comet Challange: Comet C/2014 S2 PANSTARRS
This comet begins the month in Ursa Major at magnitude 10.6. Look for a 2.5' coma. It should fade by about 0.8 magnitudes by month's end. Visible in small telescopes. CHART

Outreach Event

Fort Frederick State Park Astronomy Program

When: Sat, May 28, 7:30pm – 10:30pm
Where: Ft. Frederick State Park, Big Pool, MD (map)

Come join the park naturalist for a night of star gazing and sky navigation. Visitors will learn the basics of sky navigation and telescope use while looking through the park's 10" Dobsonian reflecting telescope. Visitors are welcome to bring their own viewing devices as well. In the case of clouds or rain an indoor astronomy education program will be offered. Park entrance fees apply.


Other Events

Next Club Meeting - May 18, 2016 - 7:00 pm.
The Tristate Astronomers will meet on Wednesday May 18, 2016 at the Brish Planetarium.

6:30 – 7:00 p.m.        
Doors open for informal discussion in the planetarium along with refreshments.

7:00 – 9:30 p.m.         
TriState Astronomers Monthly Meeting: Presentation followed by officer
reports, updates.

All regular meetings of the TriState Astronomers are free and
open to the public
. Bring a friend and share the excitement of amateur astronomy!

The TriState Astronomers


Defending The Dark

Hubble Video
2 Decades
of Discovery

Light Pollution
Learn more about it.
More Info.

Astro Pictures
of the day. Daily
astro images.

Help us to further improve our
Outreach Educational Program!

Use Paypal to donate to the
TriState Astronomers.

We are a 501(c)(3) non-profit educational organization.

For NEW and RENEWING members. Use Paypal to pay
your annual dues.

Fill out membership form here.
You will then have a link to return here to complete payment.