Welcome to the Custer Institute & Observatory

Long Island's oldest public observatory (est. 1927)
Suggested donation of $5 adults and $3 children.

Don't forget your coat, hat, & gloves - its C-O-L-D and all the observing is out in the open air!

For the Curious

The Custer Institute and Observatory is Long Island's oldest public observatory (est.1927). Open to the public every Saturday evening from dusk until midnight, our staff of volunteers will give you a tour of the facilities and the night sky through our powerful telescopes. Custer has a library, museum, and gift shop. Frequent lectures, classes,concerts, art exhibits and other special events.


Custer Links

Updated: 02/20/Two Thousand Eighteen

Saturday Night Observing: Open 7pm-Midnight

Check our weather and the moon phase

Weather permitting, Saturday Night Observing is from 7pm to midnight where volunteer Staff provide guided tours of the sky.



  February 2018
17 7pm Paint Night! Be a Picasso, Renoir, Monet for a night! paint and bring home your work of art! RSVP Cynthia by February 8th to cindycicha@gmail.com $30 supplies fee.
Friday 23 Members' Night: Last Friday each month. No public tours!
A Members-Only (and their guests) evening for mingling, observing, enjoying the observatory and its resources, discussing Custer's present and planning its future together. Coordinated through the Custer Member's Yahoo Group. Members check there for updates.
24 7:00pm Return of the Custer Institute Covered Dish Dinners, members and guests, bring your best covered-dish and share with members, Mangia! Bon appetite!
  March 2018
3 7pm PowerPoint Night! Make a 10 minute presentation on any topic and present it! Interested? Signup with Cindy cindycicha@gmail.com
17 4:30pm BOARD OF DIRECTORS MEETING, members welcome. And then we have a party...
17

5pm St. Patrick's Day Par-tay and Dinner (Falls on St Patrick's Day!) Corned Beef & Cabbage.

Open to the Public (See fee and RSVP info below)
Bring a green alien friend, and the dinner is free!

Doors open at 6PM Dinner at 7PM.
$10 each for members and their guests (donation).
$15 for non-members.

You may purchase tickets for the Dinner and/or the Celtic Hap & Beer Tasting with the button below.

You are welcome to bring a side dish or dessert.
Chef Cardona will be cooking.
You must RSVP to sailchaz@gmail.com by March 14
17 CELTIC HARP AND BEER TASTING AT CUSTER OBSERVATORY.  Celtic Harp recording artist Mia Theodoratus makes a rare North Fork appearance with traditional hand percussion accompaniment. Local craft beer tastings  will be offered for our guests 21 and over with proper ID from 1pm to 4pm.  $15 Adults, $10 Members and Guests under 21.  Stay and enjoy a CORNED BEEF AND CABBAGE DINNER prepared by Chef Cardona at 5pm (reservations required).  Dinner: $15 Non-Members, $10 Members.  Stargazing will follow (weather permitting).
Friday 30 Members' Night: Last Friday each month. No public tours!
A Members-Only (and their guests) evening for mingling, observing, enjoying the observatory and its resources, discussing Custer's present and planning its future together. Coordinated through the Custer Member's Yahoo Group. Members check there for updates.
  April 2018
7 7:00pm Video Gaming Night! Bring your Xbox, PlayStation games or battle online. games displayed on our huge screen for all to enjoy. Munchies provided.
28 Noon to Midnight: Astronomy & Earth Day!
Come celebrate spring at Custer Observatory with your kids. Indoor and outdoor fun, music, and educational activities.
Friday 27 Members' Night: Last Friday each month. No public tours!
A Members-Only (and their guests) evening for mingling, observing, enjoying the observatory and its resources, discussing Custer's present and planning its future together. Coordinated through the Custer Member's Yahoo Group. Members check there for updates.
  May 2018
12 The Music Project Concert Series: RITES OF SPRING MUSIC FEST at Custer Observatory.  Details to follow.
19 4:30pm BOARD OF DIRECTORS MEETING, members welcome.
  June 2018
23 4:30 pm Annual Membership Meeting and BBQ.
Please try to attend in person and vote, then stay and mingle at the BBQ and the concert! See the next entry...
23 7:30pm.  CONCERT UNDER THE STARS featuring ROBERT BRUEY and IZZY DOROSKI.  This multi-artist performance, held outdoors on the Observatory lawn, will usher in the summer night sky.  Stargazing will be held concurrently beginning at nightfall through the Observatory’s powerful telescopes and guided by expert staff.  Bring a blanket or chair and a telescope of your own (optional).  $15 Adults, $12 Members, $10 Children under 16.
Friday 25 Members' Night: Last Friday each month. No public tours!
A Members-Only (and their guests) evening for mingling, observing, enjoying the observatory and its resources, discussing Custer's present and planning its future together. Coordinated through the Custer Member's Yahoo Group. Members check there for updates.
Friday 29 Members' Night: Last Friday each month. No public tours!
A Members-Only (and their guests) evening for mingling, observing, enjoying the observatory and its resources, discussing Custer's present and planning its future together. Coordinated through the Custer Member's Yahoo Group. Members check there for updates.
30 STEINWAY AND STARGAZING featuring CHAMBEROSITY. Details to follow.
  July 2018
Sunday 1 STEINWAY SUNDAYS featuring the PERRRY SCHERER ENSEMBLE.  . Details to follow.
21 STEINWAY AND STARGAZING featuring the TED HOYLE ENSEMBLE. Details to follow.
Sunday 22 STEINWAY SUNDAYS featuring the JOHANSEN-MARKARD PIANO DUO. Details to follow.
Friday 27 Members' Night: Last Friday each month. No public tours!
A Members-Only (and their guests) evening for mingling, observing, enjoying the observatory and its resources, discussing Custer's present and planning its future together. Coordinated through the Custer Member's Yahoo Group. Members check there for updates.
  August 2018
19 STEINAY SUNDAYS featuring a YOUNG MUSICIANS RECITAL. Details to follow.
Friday 31 Members' Night: Last Friday each month. No public tours!
A Members-Only (and their guests) evening for mingling, observing, enjoying the observatory and its resources, discussing Custer's present and planning its future together. Coordinated through the Custer Member's Yahoo Group. Members check there for updates.
  November 2018
2-4 StarFest 2018 (aka 40th Astronomy Jamboree, but now with a more modern and catchy name! Events are better too – wait and see!)
Details to follow, but mark your calendars!

Visit Custer!

Get a feel for the place and part of our must-see-in-person collection!

NASA TV Public-Education

NASA TV airs a variety of regularly scheduled, pre-recorded educational and public relations programming 24 hours a day on its various channels. The network also provides an array of live programming, such as 24-hour coverage of International Space Station events (spacewalks, media interviews, educational broadcasts), and rocket launches.